{
  "meta": {
    "schema": "njac_section_index.v2",
    "generated_on": "2026-04-09",
    "primary_source": {
      "registry_id": "njac_7_8",
      "doc_id": "njac7_8_OCR",
      "chapter": "7:8",
      "title": "N.J.A.C. 7:8 - Stormwater Management Rules",
      "source_markdown": "NJAC_2026/Markdown/njac7_8_OCR.md",
      "source_pdf": "NJAC_2026/njac7_8_OCR.pdf",
      "source_manifest": "NJAC_2026/raw/njac7_8_OCR/manifest.json"
    },
    "secondary_source": {
      "registry_id": "njac_7_8_2023",
      "doc_id": "n.j.a.c.7-8-july-2023_OCR",
      "chapter": "7:8",
      "title": "N.J.A.C. 7:8 - Stormwater Management Rules (July 2023)",
      "source_markdown": "NJAC_2023/Markdown/n.j.a.c.7-8-july-2023_OCR.md",
      "source_pdf": "NJAC_2023/n.j.a.c.7-8-july-2023_OCR.pdf",
      "source_manifest": "NJAC_2023/raw/n.j.a.c.7-8-july-2023_OCR/manifest.json"
    },
    "notes": [
      "Covers N.J.A.C. 7:8 subchapters relevant to BMP design and selection.",
      "2026 source_pages derived from keyword occurrence analysis of njac7_8_OCR.pdf.",
      "2023 source_pages derived from keyword occurrence analysis of n.j.a.c.7-8-july-2023_OCR.pdf.",
      "bmp_chapters list the BMP Manual chapters governed by each section.",
      "era_changes describes substantive differences between the 2023 and 2026 versions of the rule.",
      "This index is registry-first. Stable joins use registry_id; canonical extracted artifacts use doc_id.",
      "All live source references point to Sources-root-relative markdown, paired PDFs, and raw manifests."
    ],
    "page_derivation_method": "Keyword string occurrence analysis via regulatory_index_keywords.json (schema chapters_pages.v2, 162 documents). Section start = first dense non-TOC page. End = page before next section start. Cross-validated against verified error page citations (E-01 p.33, E-05 p.39, E-02 p.42, E-08 p.44, E-07 pp.45-46)."
  },
  "sections": {
    "7:8-1": {
      "id": "7:8-1",
      "title": "General Provisions",
      "description": "Definitions, applicability, waivers, exemptions, variances.",
      "source_bundle_2023": {
        "registry_id": "njac_7_8_2023",
        "doc_id": "n.j.a.c.7-8-july-2023_OCR",
        "chapter": "7:8",
        "title": "N.J.A.C. 7:8 - Stormwater Management Rules (July 2023)",
        "source_markdown": "NJAC_2023/Markdown/n.j.a.c.7-8-july-2023_OCR.md",
        "source_pdf": "NJAC_2023/n.j.a.c.7-8-july-2023_OCR.pdf",
        "source_manifest": "NJAC_2023/raw/n.j.a.c.7-8-july-2023_OCR/manifest.json"
      },
      "source_bundle_2026": {
        "registry_id": "njac_7_8",
        "doc_id": "njac7_8_OCR",
        "chapter": "7:8",
        "title": "N.J.A.C. 7:8 - Stormwater Management Rules",
        "source_markdown": "NJAC_2026/Markdown/njac7_8_OCR.md",
        "source_pdf": "NJAC_2026/njac7_8_OCR.pdf",
        "source_manifest": "NJAC_2026/raw/njac7_8_OCR/manifest.json"
      },
      "source_pages": {
        "2026": "pp. 3-12",
        "2023": "pp. 4-13",
        "verified": true,
        "note": "Confirmed: 7:8-1.1 Scope and purpose at 2026 p.3; 7:8-1.2 Definitions begins p.3 (Green infrastructure def. p.5, Major development def. p.6). SUBCHAPTER 2 starts at 2026 p.13 / 2023 p.14."
      },
      "key_definitions": [
        "Major development",
        "Green infrastructure",
        "Non-GI BMP",
        "Volumetric reduction",
        "Treatment train",
        "Impervious surface",
        "IWZ - Infiltration Water Zone"
      ],
      "era_changes": {
        "summary": "'Green infrastructure' definition confirmed at 2026 p.5 (infiltration into subsoil, filtration by vegetation/soil, or storage for reuse). 'Non-GI BMP' and 'Volumetric Reduction' not found as standalone defined terms in 7:8-1.2 pp.3-12; these are operational concepts used in 7:8-5.3 and 7:8-5.6(d) respectively, not formal definitions.",
        "verified": false,
        "source_refs": [
          {
            "registry_id": "njac_7_8_2023",
            "doc_id": "n.j.a.c.7-8-july-2023_OCR",
            "chapter": "7:8",
            "title": "N.J.A.C. 7:8 - Stormwater Management Rules (July 2023)",
            "source_markdown": "NJAC_2023/Markdown/n.j.a.c.7-8-july-2023_OCR.md",
            "source_pdf": "NJAC_2023/n.j.a.c.7-8-july-2023_OCR.pdf",
            "source_manifest": "NJAC_2023/raw/n.j.a.c.7-8-july-2023_OCR/manifest.json",
            "era": "2023",
            "category": "njac",
            "locator": "2023 section source"
          },
          {
            "registry_id": "njac_7_8",
            "doc_id": "njac7_8_OCR",
            "chapter": "7:8",
            "title": "N.J.A.C. 7:8 - Stormwater Management Rules",
            "source_markdown": "NJAC_2026/Markdown/njac7_8_OCR.md",
            "source_pdf": "NJAC_2026/njac7_8_OCR.pdf",
            "source_manifest": "NJAC_2026/raw/njac7_8_OCR/manifest.json",
            "era": "2026",
            "category": "njac",
            "locator": "2026 section source"
          }
        ]
      },
      "bmp_chapters_governed": []
    },
    "7:8-2": {
      "id": "7:8-2",
      "title": "Applicability and Exclusions",
      "description": "Thresholds for major development; disturbance area and impervious cover triggers.",
      "source_bundle_2023": {
        "registry_id": "njac_7_8_2023",
        "doc_id": "n.j.a.c.7-8-july-2023_OCR",
        "chapter": "7:8",
        "title": "N.J.A.C. 7:8 - Stormwater Management Rules (July 2023)",
        "source_markdown": "NJAC_2023/Markdown/n.j.a.c.7-8-july-2023_OCR.md",
        "source_pdf": "NJAC_2023/n.j.a.c.7-8-july-2023_OCR.pdf",
        "source_manifest": "NJAC_2023/raw/n.j.a.c.7-8-july-2023_OCR/manifest.json"
      },
      "source_bundle_2026": {
        "registry_id": "njac_7_8",
        "doc_id": "njac7_8_OCR",
        "chapter": "7:8",
        "title": "N.J.A.C. 7:8 - Stormwater Management Rules",
        "source_markdown": "NJAC_2026/Markdown/njac7_8_OCR.md",
        "source_pdf": "NJAC_2026/njac7_8_OCR.pdf",
        "source_manifest": "NJAC_2026/raw/njac7_8_OCR/manifest.json"
      },
      "source_pages": {
        "2026": "pp. 13-16",
        "2023": "pp. 14-16",
        "verified": true,
        "note": "Confirmed: SUBCHAPTER 2 at 2026 pp.13-16 (7:8-2.1 Scope p.13, 7:8-2.2 Goals p.13, 7:8-2.3 Planning Agencies p.14, 7:8-2.4 Plan Requirements p.14, SUBCHAPTER 3 starts p.16). NOTE: major development thresholds (>=1 acre, >=0.25 ac) are in 7:8-1.2 definition (2026 p.6), not in 7:8-2 body."
      },
      "key_thresholds": [
        {
          "name": "Disturbance area trigger",
          "value": ">= 1 acre disturbance since February 2, 2004",
          "era": "both",
          "value_source": "source_pdf",
          "source_page": "2026 p.6 ('Major development' def., N.J.A.C. 7:8-1.2)",
          "note": "Threshold confirmed at 2026 p.6 in 'Major development' definition (7:8-1.2), not in 7:8-2 body.",
          "verified": true,
          "source_refs": [
            {
              "registry_id": "njac_7_8_2023",
              "doc_id": "n.j.a.c.7-8-july-2023_OCR",
              "chapter": "7:8",
              "title": "N.J.A.C. 7:8 - Stormwater Management Rules (July 2023)",
              "source_markdown": "NJAC_2023/Markdown/n.j.a.c.7-8-july-2023_OCR.md",
              "source_pdf": "NJAC_2023/n.j.a.c.7-8-july-2023_OCR.pdf",
              "source_manifest": "NJAC_2023/raw/n.j.a.c.7-8-july-2023_OCR/manifest.json",
              "era": "2023",
              "category": "njac",
              "page": "6",
              "locator": "2026 p.6 ('Major development' def., N.J.A.C. 7:8-1.2)"
            },
            {
              "registry_id": "njac_7_8",
              "doc_id": "njac7_8_OCR",
              "chapter": "7:8",
              "title": "N.J.A.C. 7:8 - Stormwater Management Rules",
              "source_markdown": "NJAC_2026/Markdown/njac7_8_OCR.md",
              "source_pdf": "NJAC_2026/njac7_8_OCR.pdf",
              "source_manifest": "NJAC_2026/raw/njac7_8_OCR/manifest.json",
              "era": "2026",
              "category": "njac",
              "page": "6",
              "locator": "2026 p.6 ('Major development' def., N.J.A.C. 7:8-1.2)"
            }
          ]
        },
        {
          "name": "Impervious cover trigger",
          "value": ">= 0.25 acres regulated impervious surface since February 2, 2004",
          "era": "both",
          "value_source": "source_pdf",
          "source_page": "2026 p.6 ('Major development' def., N.J.A.C. 7:8-1.2)",
          "note": "Threshold confirmed at 2026 p.6 in 'Major development' definition (7:8-1.2), not in 7:8-2 body.",
          "verified": true,
          "source_refs": [
            {
              "registry_id": "njac_7_8_2023",
              "doc_id": "n.j.a.c.7-8-july-2023_OCR",
              "chapter": "7:8",
              "title": "N.J.A.C. 7:8 - Stormwater Management Rules (July 2023)",
              "source_markdown": "NJAC_2023/Markdown/n.j.a.c.7-8-july-2023_OCR.md",
              "source_pdf": "NJAC_2023/n.j.a.c.7-8-july-2023_OCR.pdf",
              "source_manifest": "NJAC_2023/raw/n.j.a.c.7-8-july-2023_OCR/manifest.json",
              "era": "2023",
              "category": "njac",
              "page": "6",
              "locator": "2026 p.6 ('Major development' def., N.J.A.C. 7:8-1.2)"
            },
            {
              "registry_id": "njac_7_8",
              "doc_id": "njac7_8_OCR",
              "chapter": "7:8",
              "title": "N.J.A.C. 7:8 - Stormwater Management Rules",
              "source_markdown": "NJAC_2026/Markdown/njac7_8_OCR.md",
              "source_pdf": "NJAC_2026/njac7_8_OCR.pdf",
              "source_manifest": "NJAC_2026/raw/njac7_8_OCR/manifest.json",
              "era": "2026",
              "category": "njac",
              "page": "6",
              "locator": "2026 p.6 ('Major development' def., N.J.A.C. 7:8-1.2)"
            }
          ]
        }
      ],
      "era_changes": {
        "summary": "Thresholds confirmed unchanged between eras. Both eras: >=1 acre disturbance and >=0.25 ac regulated impervious surface since February 2, 2004 (per 'Major development' definition at N.J.A.C. 7:8-1.2, confirmed at 2026 p.6). 2026 adds >=0.25 ac 'regulated motor vehicle surface' since March 2, 2021 (item 3) and >=0.25 ac reconstruction since January 20, 2026 (item 4) as additional triggers.",
        "verified": true,
        "source_refs": [
          {
            "registry_id": "njac_7_8_2023",
            "doc_id": "n.j.a.c.7-8-july-2023_OCR",
            "chapter": "7:8",
            "title": "N.J.A.C. 7:8 - Stormwater Management Rules (July 2023)",
            "source_markdown": "NJAC_2023/Markdown/n.j.a.c.7-8-july-2023_OCR.md",
            "source_pdf": "NJAC_2023/n.j.a.c.7-8-july-2023_OCR.pdf",
            "source_manifest": "NJAC_2023/raw/n.j.a.c.7-8-july-2023_OCR/manifest.json",
            "era": "2023",
            "category": "njac",
            "locator": "2023 section source"
          },
          {
            "registry_id": "njac_7_8",
            "doc_id": "njac7_8_OCR",
            "chapter": "7:8",
            "title": "N.J.A.C. 7:8 - Stormwater Management Rules",
            "source_markdown": "NJAC_2026/Markdown/njac7_8_OCR.md",
            "source_pdf": "NJAC_2026/njac7_8_OCR.pdf",
            "source_manifest": "NJAC_2026/raw/njac7_8_OCR/manifest.json",
            "era": "2026",
            "category": "njac",
            "locator": "2026 section source"
          }
        ]
      },
      "bmp_chapters_governed": []
    },
    "7:8-5": {
      "id": "7:8-5",
      "title": "Stormwater Management Standards",
      "description": "Core stormwater standards: GI requirement, groundwater recharge, water quality, quantity control, soil testing, LID, volumetric reduction.",
      "source_bundle_2023": {
        "registry_id": "njac_7_8_2023",
        "doc_id": "n.j.a.c.7-8-july-2023_OCR",
        "chapter": "7:8",
        "title": "N.J.A.C. 7:8 - Stormwater Management Rules (July 2023)",
        "source_markdown": "NJAC_2023/Markdown/n.j.a.c.7-8-july-2023_OCR.md",
        "source_pdf": "NJAC_2023/n.j.a.c.7-8-july-2023_OCR.pdf",
        "source_manifest": "NJAC_2023/raw/n.j.a.c.7-8-july-2023_OCR/manifest.json"
      },
      "source_bundle_2026": {
        "registry_id": "njac_7_8",
        "doc_id": "njac7_8_OCR",
        "chapter": "7:8",
        "title": "N.J.A.C. 7:8 - Stormwater Management Rules",
        "source_markdown": "NJAC_2026/Markdown/njac7_8_OCR.md",
        "source_pdf": "NJAC_2026/njac7_8_OCR.pdf",
        "source_manifest": "NJAC_2026/raw/njac7_8_OCR/manifest.json"
      },
      "source_pages": {
        "2026": "pp. 27-47",
        "2023": "pp. 29-48",
        "verified": false,
        "note": "Parent subchapter 5; subsection page ranges below"
      },
      "bmp_chapters_governed": [
        "all Ch. 9, 10, 11, 12, 13, 14"
      ],
      "subsections": {
        "7:8-5.3": {
          "id": "7:8-5.3",
          "title": "Groundwater Recharge Standard",
          "description": "Requires maintenance of pre-construction groundwater recharge; establishes SHWT separation requirements.",
          "source_bundle_2023": {
            "registry_id": "njac_7_8_2023",
            "doc_id": "n.j.a.c.7-8-july-2023_OCR",
            "chapter": "7:8",
            "title": "N.J.A.C. 7:8 - Stormwater Management Rules (July 2023)",
            "source_markdown": "NJAC_2023/Markdown/n.j.a.c.7-8-july-2023_OCR.md",
            "source_pdf": "NJAC_2023/n.j.a.c.7-8-july-2023_OCR.pdf",
            "source_manifest": "NJAC_2023/raw/n.j.a.c.7-8-july-2023_OCR/manifest.json"
          },
          "source_bundle_2026": {
            "registry_id": "njac_7_8",
            "doc_id": "njac7_8_OCR",
            "chapter": "7:8",
            "title": "N.J.A.C. 7:8 - Stormwater Management Rules",
            "source_markdown": "NJAC_2026/Markdown/njac7_8_OCR.md",
            "source_pdf": "NJAC_2026/njac7_8_OCR.pdf",
            "source_manifest": "NJAC_2026/raw/njac7_8_OCR/manifest.json"
          },
          "source_pages": {
            "2026": "pp. 27-33",
            "2023": "pp. 29-35",
            "verified": true,
            "note": "Verified: 2026 p. 33 = mounding analysis (E-01); dense keyword cluster both eras"
          },
          "key_criteria": [
            {
              "name": "SHWT separation - both eras",
              "value": "2 ft from bottom of infiltration practice to static SHWT",
              "era": "both",
              "value_source": "source_pdf",
              "source_page": "BMP 13 p. 14 (both eras)",
              "note": "E-09 RESOLVED: 'mound apex' language is not found in cited sources. Both eras measure from static SHWT. Source measures mound height upward from SHWT at elevation 0.00.",
              "verified": true,
              "source_refs": [
                {
                  "registry_id": "2023_BMP_13",
                  "doc_id": "2023_BMP_13_Groundwater_Mounding_Analysis",
                  "chapter": "13",
                  "title": "Groundwater Mounding Analysis",
                  "source_markdown": "BMP_2023/Markdown/2023_BMP_13_Groundwater_Mounding_Analysis.md",
                  "source_pdf": "BMP_2023/2023_BMP_13_Groundwater_Mounding_Analysis.pdf",
                  "source_manifest": "BMP_2023/raw/2023_BMP_13_Groundwater_Mounding_Analysis/manifest.json",
                  "era": "2023",
                  "category": "bmp",
                  "page": "14",
                  "locator": "BMP 13 p. 14 (both eras)"
                },
                {
                  "registry_id": "2026_BMP_13",
                  "doc_id": "2026_BMP_13_Groundwater_Mounding_Analysis",
                  "chapter": "13",
                  "title": "Groundwater Mounding Analysis",
                  "source_markdown": "BMP_2026/Markdown/2026_BMP_13_Groundwater_Mounding_Analysis.md",
                  "source_pdf": "BMP_2026/2026_BMP_13_Groundwater_Mounding_Analysis.pdf",
                  "source_manifest": "BMP_2026/raw/2026_BMP_13_Groundwater_Mounding_Analysis/manifest.json",
                  "era": "2026",
                  "category": "bmp",
                  "page": "14",
                  "locator": "BMP 13 p. 14 (both eras)"
                }
              ]
            },
            {
              "name": "Mounding analysis trigger - 2023",
              "value": "Reviewer discretion; no codified numeric threshold. Hydraulic impact assessment required per Ch. 13 general intent.",
              "era": "2023",
              "value_source": "source_pdf",
              "source_page": "NJAC p. 33; BMP 9.8 p. 24",
              "note": "E-01 RESOLVED: No '2.99 in/hr' trigger exists in cited authority. Removed unsupported shorthand.",
              "verified": true,
              "source_refs": [
                {
                  "registry_id": "2023_BMP_9_8",
                  "doc_id": "2023_BMP_9_8_Small_Scale_Infiltration_Basins",
                  "chapter": "9.8",
                  "title": "Small-Scale Infiltration Basins",
                  "source_markdown": "BMP_2023/Markdown/2023_BMP_9_8_Small_Scale_Infiltration_Basins.md",
                  "source_pdf": "BMP_2023/2023_BMP_9_8_Small_Scale_Infiltration_Basins.pdf",
                  "source_manifest": "BMP_2023/raw/2023_BMP_9_8_Small_Scale_Infiltration_Basins/manifest.json",
                  "era": "2023",
                  "category": "bmp",
                  "page": "33",
                  "locator": "NJAC p. 33; BMP 9.8 p. 24"
                },
                {
                  "registry_id": "njac_7_8_2023",
                  "doc_id": "n.j.a.c.7-8-july-2023_OCR",
                  "chapter": "7:8",
                  "title": "N.J.A.C. 7:8 - Stormwater Management Rules (July 2023)",
                  "source_markdown": "NJAC_2023/Markdown/n.j.a.c.7-8-july-2023_OCR.md",
                  "source_pdf": "NJAC_2023/n.j.a.c.7-8-july-2023_OCR.pdf",
                  "source_manifest": "NJAC_2023/raw/n.j.a.c.7-8-july-2023_OCR/manifest.json",
                  "era": "2023",
                  "category": "njac",
                  "page": "33",
                  "locator": "NJAC p. 33; BMP 9.8 p. 24"
                }
              ]
            },
            {
              "name": "Mounding analysis trigger - 2026",
              "value": "Required whenever the stormwater management design includes one or more BMPs that infiltrate stormwater into subsoil (N.J.A.C. 7:8-5.3(h)). NJAC does not codify a specific SHWT-to-d_EXC numeric threshold; the '5 ft of d_EXC' threshold referenced in the era matrix is from the BMP Manual (Ch. 13), not the regulation text.",
              "era": "2026",
              "value_source": "source_pdf",
              "source_page": "2026 p. 33 (Sec.7:8-5.3(h))",
              "note": "Regulatory trigger confirmed at 2026 p.33: general hydraulic impact assessment required for any infiltration BMP. The '5 ft of d_EXC' threshold in era_matrix is from BMP Manual Ch.13.",
              "verified": true,
              "source_refs": [
                {
                  "registry_id": "njac_7_8",
                  "doc_id": "njac7_8_OCR",
                  "chapter": "7:8",
                  "title": "N.J.A.C. 7:8 - Stormwater Management Rules",
                  "source_markdown": "NJAC_2026/Markdown/njac7_8_OCR.md",
                  "source_pdf": "NJAC_2026/njac7_8_OCR.pdf",
                  "source_manifest": "NJAC_2026/raw/njac7_8_OCR/manifest.json",
                  "era": "2026",
                  "category": "njac",
                  "page": "33",
                  "locator": "2026 p. 33 (Sec.7:8-5.3(h))"
                }
              ]
            },
            {
              "name": "Pre-construction cover - 2026",
              "value": "Wooded/Good (mandated for all pervious areas)",
              "era": "2026",
              "value_source": "source_pdf",
              "source_page": "NJAC p. 44; BMP 5 p. 12",
              "note": "E-08 RESOLVED: Wooded/Good presumption now present in audit report Rev1 (Sec.2.3) and BMP library pages.",
              "verified": true,
              "source_refs": [
                {
                  "registry_id": "2026_BMP_5",
                  "doc_id": "2026_BMP_5_SWM_Standards_and_Computations",
                  "chapter": "5",
                  "title": "Stormwater Management Standards and Computations",
                  "source_markdown": "BMP_2026/Markdown/2026_BMP_5_SWM_Standards_and_Computations.md",
                  "source_pdf": "BMP_2026/2026_BMP_5_SWM_Standards_and_Computations.pdf",
                  "source_manifest": "BMP_2026/raw/2026_BMP_5_SWM_Standards_and_Computations/manifest.json",
                  "era": "2026",
                  "category": "bmp",
                  "page": "44",
                  "locator": "NJAC p. 44; BMP 5 p. 12"
                },
                {
                  "registry_id": "njac_7_8",
                  "doc_id": "njac7_8_OCR",
                  "chapter": "7:8",
                  "title": "N.J.A.C. 7:8 - Stormwater Management Rules",
                  "source_markdown": "NJAC_2026/Markdown/njac7_8_OCR.md",
                  "source_pdf": "NJAC_2026/njac7_8_OCR.pdf",
                  "source_manifest": "NJAC_2026/raw/njac7_8_OCR/manifest.json",
                  "era": "2026",
                  "category": "njac",
                  "page": "44",
                  "locator": "NJAC p. 44; BMP 5 p. 12"
                }
              ]
            }
          ],
          "bmp_chapters_governed": [
            "9.2",
            "9.6",
            "9.7",
            "9.8",
            "10.1",
            "10.2",
            "10.3",
            "13"
          ]
        },
        "7:8-5.4": {
          "id": "7:8-5.4",
          "title": "Stormwater Runoff Quantity Standard",
          "description": "Peak flow control; design storm frequencies for flood control.",
          "source_bundle_2023": {
            "registry_id": "njac_7_8_2023",
            "doc_id": "n.j.a.c.7-8-july-2023_OCR",
            "chapter": "7:8",
            "title": "N.J.A.C. 7:8 - Stormwater Management Rules (July 2023)",
            "source_markdown": "NJAC_2023/Markdown/n.j.a.c.7-8-july-2023_OCR.md",
            "source_pdf": "NJAC_2023/n.j.a.c.7-8-july-2023_OCR.pdf",
            "source_manifest": "NJAC_2023/raw/n.j.a.c.7-8-july-2023_OCR/manifest.json"
          },
          "source_bundle_2026": {
            "registry_id": "njac_7_8",
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            "chapter": "7:8",
            "title": "N.J.A.C. 7:8 - Stormwater Management Rules",
            "source_markdown": "NJAC_2026/Markdown/njac7_8_OCR.md",
            "source_pdf": "NJAC_2026/njac7_8_OCR.pdf",
            "source_manifest": "NJAC_2026/raw/njac7_8_OCR/manifest.json"
          },
          "source_pages": {
            "2026": "pp. 41-43",
            "2023": "pp. 42-44",
            "verified": true,
            "note": "CORRECTED: Prior entry (pp.34-37) was wrong. Index section '7:8-5.4' maps to NJAC 2026 Sec.7:8-5.6 (Stormwater Runoff Quantity Standards, starts p.41). Confirmed: 2026 p.42 = peak flow control criteria (E-02); 2026 p.42-43 = volumetric reduction standard (7:8-5.6(d))."
          },
          "key_criteria": [
            {
              "name": "WQ design storm",
              "value": "1.25 inches in 2 hours",
              "era": "both",
              "value_source": "source_pdf",
              "source_page": "2023 p. 40 (explicit text); 2026 Table 5-4 (p. 40 in Sec.7:8-5.5) - table totals 1.25 in at 120 min",
              "verified": true,
              "source_refs": [
                {
                  "registry_id": "njac_7_8_2023",
                  "doc_id": "n.j.a.c.7-8-july-2023_OCR",
                  "chapter": "7:8",
                  "title": "N.J.A.C. 7:8 - Stormwater Management Rules (July 2023)",
                  "source_markdown": "NJAC_2023/Markdown/n.j.a.c.7-8-july-2023_OCR.md",
                  "source_pdf": "NJAC_2023/n.j.a.c.7-8-july-2023_OCR.pdf",
                  "source_manifest": "NJAC_2023/raw/n.j.a.c.7-8-july-2023_OCR/manifest.json",
                  "era": "2023",
                  "category": "njac",
                  "page": "40",
                  "locator": "2023 p. 40 (explicit text); 2026 Table 5-4 (p. 40 in Sec.7:8-5.5) - table totals 1.25 in at 120 min"
                },
                {
                  "registry_id": "njac_7_8",
                  "doc_id": "njac7_8_OCR",
                  "chapter": "7:8",
                  "title": "N.J.A.C. 7:8 - Stormwater Management Rules",
                  "source_markdown": "NJAC_2026/Markdown/njac7_8_OCR.md",
                  "source_pdf": "NJAC_2026/njac7_8_OCR.pdf",
                  "source_manifest": "NJAC_2026/raw/njac7_8_OCR/manifest.json",
                  "era": "2026",
                  "category": "njac",
                  "page": "40",
                  "locator": "2023 p. 40 (explicit text); 2026 Table 5-4 (p. 40 in Sec.7:8-5.5) - table totals 1.25 in at 120 min"
                }
              ]
            },
            {
              "name": "Peak flow control design storms",
              "value": "2-year (50%), 10-year (75%), and 100-year (80%) - all three required per N.J.A.C. 7:8-5.6(b)3",
              "era": "both",
              "value_source": "source_pdf",
              "source_page": "p. 42",
              "note": "E-02 RESOLVED: All three storms required. Prior audit report and library omitted one or more.",
              "verified": true,
              "source_refs": [
                {
                  "registry_id": "njac_7_8_2023",
                  "doc_id": "n.j.a.c.7-8-july-2023_OCR",
                  "chapter": "7:8",
                  "title": "N.J.A.C. 7:8 - Stormwater Management Rules (July 2023)",
                  "source_markdown": "NJAC_2023/Markdown/n.j.a.c.7-8-july-2023_OCR.md",
                  "source_pdf": "NJAC_2023/n.j.a.c.7-8-july-2023_OCR.pdf",
                  "source_manifest": "NJAC_2023/raw/n.j.a.c.7-8-july-2023_OCR/manifest.json",
                  "era": "2023",
                  "category": "njac",
                  "page": "42",
                  "locator": "p. 42"
                },
                {
                  "registry_id": "njac_7_8",
                  "doc_id": "njac7_8_OCR",
                  "chapter": "7:8",
                  "title": "N.J.A.C. 7:8 - Stormwater Management Rules",
                  "source_markdown": "NJAC_2026/Markdown/njac7_8_OCR.md",
                  "source_pdf": "NJAC_2026/njac7_8_OCR.pdf",
                  "source_manifest": "NJAC_2026/raw/njac7_8_OCR/manifest.json",
                  "era": "2026",
                  "category": "njac",
                  "page": "42",
                  "locator": "p. 42"
                }
              ]
            }
          ],
          "bmp_chapters_governed": [
            "5",
            "11.1",
            "11.2",
            "11.3",
            "11.4",
            "11.5",
            "11.6"
          ]
        },
        "7:8-5.5": {
          "id": "7:8-5.5",
          "title": "Stormwater Runoff Quality Standard - TSS and Nutrient Removal",
          "description": "TSS removal percentages; nutrient (TP, TN) reduction requirements; treatment train requirements.",
          "source_bundle_2023": {
            "registry_id": "njac_7_8_2023",
            "doc_id": "n.j.a.c.7-8-july-2023_OCR",
            "chapter": "7:8",
            "title": "N.J.A.C. 7:8 - Stormwater Management Rules (July 2023)",
            "source_markdown": "NJAC_2023/Markdown/n.j.a.c.7-8-july-2023_OCR.md",
            "source_pdf": "NJAC_2023/n.j.a.c.7-8-july-2023_OCR.pdf",
            "source_manifest": "NJAC_2023/raw/n.j.a.c.7-8-july-2023_OCR/manifest.json"
          },
          "source_bundle_2026": {
            "registry_id": "njac_7_8",
            "doc_id": "njac7_8_OCR",
            "chapter": "7:8",
            "title": "N.J.A.C. 7:8 - Stormwater Management Rules",
            "source_markdown": "NJAC_2026/Markdown/njac7_8_OCR.md",
            "source_pdf": "NJAC_2026/njac7_8_OCR.pdf",
            "source_manifest": "NJAC_2026/raw/njac7_8_OCR/manifest.json"
          },
          "source_pages": {
            "2026": "pp. 38-40",
            "2023": "pp. 39-41",
            "verified": true,
            "note": "Verified: 2026 p. 39 = 50% TSS transit exception (E-05)"
          },
          "key_criteria": [
            {
              "name": "TSS removal - new impervious",
              "value": "80% removal",
              "era": "both",
              "value_source": "source_pdf",
              "source_page": "2026 p. 39 (Sec.7:8-5.5(b)2); 2023 p. 39",
              "verified": true,
              "source_refs": [
                {
                  "registry_id": "njac_7_8_2023",
                  "doc_id": "n.j.a.c.7-8-july-2023_OCR",
                  "chapter": "7:8",
                  "title": "N.J.A.C. 7:8 - Stormwater Management Rules (July 2023)",
                  "source_markdown": "NJAC_2023/Markdown/n.j.a.c.7-8-july-2023_OCR.md",
                  "source_pdf": "NJAC_2023/n.j.a.c.7-8-july-2023_OCR.pdf",
                  "source_manifest": "NJAC_2023/raw/n.j.a.c.7-8-july-2023_OCR/manifest.json",
                  "era": "2023",
                  "category": "njac",
                  "page": "39",
                  "locator": "2026 p. 39 (Sec.7:8-5.5(b)2); 2023 p. 39"
                },
                {
                  "registry_id": "njac_7_8",
                  "doc_id": "njac7_8_OCR",
                  "chapter": "7:8",
                  "title": "N.J.A.C. 7:8 - Stormwater Management Rules",
                  "source_markdown": "NJAC_2026/Markdown/njac7_8_OCR.md",
                  "source_pdf": "NJAC_2026/njac7_8_OCR.pdf",
                  "source_manifest": "NJAC_2026/raw/njac7_8_OCR/manifest.json",
                  "era": "2026",
                  "category": "njac",
                  "page": "39",
                  "locator": "2026 p. 39 (Sec.7:8-5.5(b)2); 2023 p. 39"
                }
              ]
            },
            {
              "name": "TSS removal - public transit entity exception",
              "value": "50% TSS - narrow exception for public transportation entity roadway projects only (N.J.A.C. 7:8-5.5(b)2)",
              "era": "both",
              "value_source": "source_pdf",
              "source_page": "p. 39",
              "note": "E-05 RESOLVED: 50% is NOT a general standard for modified existing impervious. Applies only when a public transportation entity demonstrates 80% would require land acquisition.",
              "verified": true,
              "source_refs": [
                {
                  "registry_id": "njac_7_8_2023",
                  "doc_id": "n.j.a.c.7-8-july-2023_OCR",
                  "chapter": "7:8",
                  "title": "N.J.A.C. 7:8 - Stormwater Management Rules (July 2023)",
                  "source_markdown": "NJAC_2023/Markdown/n.j.a.c.7-8-july-2023_OCR.md",
                  "source_pdf": "NJAC_2023/n.j.a.c.7-8-july-2023_OCR.pdf",
                  "source_manifest": "NJAC_2023/raw/n.j.a.c.7-8-july-2023_OCR/manifest.json",
                  "era": "2023",
                  "category": "njac",
                  "page": "39",
                  "locator": "p. 39"
                },
                {
                  "registry_id": "njac_7_8",
                  "doc_id": "njac7_8_OCR",
                  "chapter": "7:8",
                  "title": "N.J.A.C. 7:8 - Stormwater Management Rules",
                  "source_markdown": "NJAC_2026/Markdown/njac7_8_OCR.md",
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                  "source_manifest": "NJAC_2026/raw/njac7_8_OCR/manifest.json",
                  "era": "2026",
                  "category": "njac",
                  "page": "39",
                  "locator": "p. 39"
                }
              ]
            },
            {
              "name": "GI requirement for new net impervious",
              "value": "GI standard must be met first (Table 5-1 BMPs); Non-GI (Table 5-3) only if variance or waiver from strict compliance granted under N.J.A.C. 7:8-4.6 or 7:8-5.2(e)",
              "era": "2026",
              "value_source": "source_pdf",
              "source_page": "2026 p. 35 (Sec.7:8-5.3(b) and (d))",
              "verified": true,
              "source_refs": [
                {
                  "registry_id": "njac_7_8",
                  "doc_id": "njac7_8_OCR",
                  "chapter": "7:8",
                  "title": "N.J.A.C. 7:8 - Stormwater Management Rules",
                  "source_markdown": "NJAC_2026/Markdown/njac7_8_OCR.md",
                  "source_pdf": "NJAC_2026/njac7_8_OCR.pdf",
                  "source_manifest": "NJAC_2026/raw/njac7_8_OCR/manifest.json",
                  "era": "2026",
                  "category": "njac",
                  "page": "35",
                  "locator": "2026 p. 35 (Sec.7:8-5.3(b) and (d))"
                }
              ]
            }
          ],
          "bmp_chapters_governed": [
            "4",
            "9.1",
            "9.2",
            "9.3",
            "9.4",
            "9.5",
            "9.6",
            "9.7",
            "9.8",
            "9.9",
            "9.10",
            "10.1",
            "10.2",
            "10.3",
            "10.4",
            "10.5",
            "11.3",
            "11.4"
          ]
        },
        "7:8-5.6": {
          "id": "7:8-5.6",
          "title": "Soil Testing and Infiltration Rate Standards",
          "description": "Required test methods for infiltration rates; K_design calculation; borehole depth requirements.",
          "source_bundle_2023": {
            "registry_id": "njac_7_8_2023",
            "doc_id": "n.j.a.c.7-8-july-2023_OCR",
            "chapter": "7:8",
            "title": "N.J.A.C. 7:8 - Stormwater Management Rules (July 2023)",
            "source_markdown": "NJAC_2023/Markdown/n.j.a.c.7-8-july-2023_OCR.md",
            "source_pdf": "NJAC_2023/n.j.a.c.7-8-july-2023_OCR.pdf",
            "source_manifest": "NJAC_2023/raw/n.j.a.c.7-8-july-2023_OCR/manifest.json"
          },
          "source_bundle_2026": {
            "registry_id": "njac_7_8",
            "doc_id": "njac7_8_OCR",
            "chapter": "7:8",
            "title": "N.J.A.C. 7:8 - Stormwater Management Rules",
            "source_markdown": "NJAC_2026/Markdown/njac7_8_OCR.md",
            "source_pdf": "NJAC_2026/njac7_8_OCR.pdf",
            "source_manifest": "NJAC_2026/raw/njac7_8_OCR/manifest.json"
          },
          "source_pages": {
            "2026": "p. 41 (see note)",
            "2023": "p. 42 (see note)",
            "verified": false,
            "note": "CAUTION: In the 2026 PDF, p.41 = Sec.7:8-5.6 Stormwater Runoff Quantity Standards (not soil testing). Soil testing requirements (K_design, ASTM D3385, borehole depth) are in the BMP Manual, not a standalone NJAC section. This index entry consolidates BMP Manual soil testing requirements under this heading."
          },
          "key_criteria": [
            {
              "name": "K_design calculation - both eras",
              "value": "K_design = K_field 2.0 (factor of safety = 2.0)",
              "era": "both",
              "value_source": "source_pdf",
              "source_page": "BMP 6 p. 17 / BMP 13 p. 4",
              "note": "E-10 RESOLVED: FOS=2 exists in BOTH eras (2023 BMP 6 p. 17; 2026 BMP 13 p. 4). Not a 2026-only requirement.",
              "verified": true,
              "source_refs": [
                {
                  "registry_id": "2023_BMP_13",
                  "doc_id": "2023_BMP_13_Groundwater_Mounding_Analysis",
                  "chapter": "13",
                  "title": "Groundwater Mounding Analysis",
                  "source_markdown": "BMP_2023/Markdown/2023_BMP_13_Groundwater_Mounding_Analysis.md",
                  "source_pdf": "BMP_2023/2023_BMP_13_Groundwater_Mounding_Analysis.pdf",
                  "source_manifest": "BMP_2023/raw/2023_BMP_13_Groundwater_Mounding_Analysis/manifest.json",
                  "era": "2023",
                  "category": "bmp",
                  "page": "17",
                  "locator": "BMP 6 p. 17 / BMP 13 p. 4"
                },
                {
                  "registry_id": "2023_BMP_6",
                  "doc_id": "2023_BMP_6_Groundwater_Recharge",
                  "chapter": "6",
                  "title": "Groundwater Recharge",
                  "source_markdown": "BMP_2023/Markdown/2023_BMP_6_Groundwater_Recharge.md",
                  "source_pdf": "BMP_2023/2023_BMP_6_Groundwater_Recharge.pdf",
                  "source_manifest": "BMP_2023/raw/2023_BMP_6_Groundwater_Recharge/manifest.json",
                  "era": "2023",
                  "category": "bmp",
                  "page": "17",
                  "locator": "BMP 6 p. 17 / BMP 13 p. 4"
                },
                {
                  "registry_id": "2026_BMP_13",
                  "doc_id": "2026_BMP_13_Groundwater_Mounding_Analysis",
                  "chapter": "13",
                  "title": "Groundwater Mounding Analysis",
                  "source_markdown": "BMP_2026/Markdown/2026_BMP_13_Groundwater_Mounding_Analysis.md",
                  "source_pdf": "BMP_2026/2026_BMP_13_Groundwater_Mounding_Analysis.pdf",
                  "source_manifest": "BMP_2026/raw/2026_BMP_13_Groundwater_Mounding_Analysis/manifest.json",
                  "era": "2026",
                  "category": "bmp",
                  "page": "17",
                  "locator": "BMP 6 p. 17 / BMP 13 p. 4"
                },
                {
                  "registry_id": "2026_BMP_6",
                  "doc_id": "2026_BMP_6_Groundwater_Recharge",
                  "chapter": "6",
                  "title": "Groundwater Recharge",
                  "source_markdown": "BMP_2026/Markdown/2026_BMP_6_Groundwater_Recharge.md",
                  "source_pdf": "BMP_2026/2026_BMP_6_Groundwater_Recharge.pdf",
                  "source_manifest": "BMP_2026/raw/2026_BMP_6_Groundwater_Recharge/manifest.json",
                  "era": "2026",
                  "category": "bmp",
                  "page": "17",
                  "locator": "BMP 6 p. 17 / BMP 13 p. 4"
                }
              ]
            },
            {
              "name": "Infiltration test method - both eras",
              "value": "ASTM D3385 (double-ring infiltrometer), plus percolation test, tube permeameter, single-ring infiltration test, and basin flooding test",
              "era": "both",
              "value_source": "source_pdf",
              "source_page": "BMP 12 pp. 27, 29",
              "note": "E-06 RESOLVED: ASTM D5126 was incorrectly cited. Correct standard is ASTM D3385 per BMP 12 pp. 27, 29.",
              "verified": true,
              "source_refs": [
                {
                  "registry_id": "2023_BMP_12",
                  "doc_id": "2023_BMP_12_Soil_Testing_Criteria",
                  "chapter": "12",
                  "title": "Soil Testing Criteria",
                  "source_markdown": "BMP_2023/Markdown/2023_BMP_12_Soil_Testing_Criteria.md",
                  "source_pdf": "BMP_2023/2023_BMP_12_Soil_Testing_Criteria.pdf",
                  "source_manifest": "BMP_2023/raw/2023_BMP_12_Soil_Testing_Criteria/manifest.json",
                  "era": "2023",
                  "category": "bmp",
                  "page": "27",
                  "locator": "BMP 12 pp. 27, 29"
                },
                {
                  "registry_id": "2026_BMP_12",
                  "doc_id": "2026_BMP_12_Soil_Testing_Criteria",
                  "chapter": "12",
                  "title": "Soil Testing Criteria",
                  "source_markdown": "BMP_2026/Markdown/2026_BMP_12_Soil_Testing_Criteria.md",
                  "source_pdf": "BMP_2026/2026_BMP_12_Soil_Testing_Criteria.pdf",
                  "source_manifest": "BMP_2026/raw/2026_BMP_12_Soil_Testing_Criteria/manifest.json",
                  "era": "2026",
                  "category": "bmp",
                  "page": "27",
                  "locator": "BMP 12 pp. 27, 29"
                }
              ]
            },
            {
              "name": "Minimum borehole depth",
              "value": "2 ft below proposed practice bottom (audit report - unverified; not found in NJAC text; likely from BMP Manual)",
              "era": "2026",
              "value_source": "derived_from_source",
              "note": "This value was not confirmed in NJAC 7:8 text. NJAC 7:8-5.3(h) requires general mounding analysis but does not specify borehole depth. Borehole requirements are in BMP Manual Chapter 12/13.",
              "verified": false,
              "source_refs": [
                {
                  "registry_id": "njac_7_8",
                  "doc_id": "njac7_8_OCR",
                  "chapter": "7:8",
                  "title": "N.J.A.C. 7:8 - Stormwater Management Rules",
                  "source_markdown": "NJAC_2026/Markdown/njac7_8_OCR.md",
                  "source_pdf": "NJAC_2026/njac7_8_OCR.pdf",
                  "source_manifest": "NJAC_2026/raw/njac7_8_OCR/manifest.json",
                  "era": "2026",
                  "category": "njac",
                  "locator": "This value was not confirmed in NJAC 7:8 text. NJAC 7:8-5.3(h) requires general mounding analysis but does not specify borehole depth. Borehole requirements are in BMP Manual Chapter 12/13."
                }
              ]
            }
          ],
          "bmp_chapters_governed": [
            "12",
            "9.2",
            "9.7",
            "9.8",
            "10.1",
            "10.2"
          ]
        },
        "7:8-5.7": {
          "id": "7:8-5.7",
          "title": "Low Impact Development and Green Infrastructure Standards",
          "description": "GI-first hierarchy; pre-construction cover assumptions; small vs. large scale GI thresholds.",
          "source_bundle_2023": {
            "registry_id": "njac_7_8_2023",
            "doc_id": "n.j.a.c.7-8-july-2023_OCR",
            "chapter": "7:8",
            "title": "N.J.A.C. 7:8 - Stormwater Management Rules (July 2023)",
            "source_markdown": "NJAC_2023/Markdown/n.j.a.c.7-8-july-2023_OCR.md",
            "source_pdf": "NJAC_2023/n.j.a.c.7-8-july-2023_OCR.pdf",
            "source_manifest": "NJAC_2023/raw/n.j.a.c.7-8-july-2023_OCR/manifest.json"
          },
          "source_bundle_2026": {
            "registry_id": "njac_7_8",
            "doc_id": "njac7_8_OCR",
            "chapter": "7:8",
            "title": "N.J.A.C. 7:8 - Stormwater Management Rules",
            "source_markdown": "NJAC_2026/Markdown/njac7_8_OCR.md",
            "source_pdf": "NJAC_2026/njac7_8_OCR.pdf",
            "source_manifest": "NJAC_2026/raw/njac7_8_OCR/manifest.json"
          },
          "source_pages": {
            "2026": "pp. 42-46",
            "2023": "pp. 43-47",
            "verified": true,
            "note": "Verified: 2026 p. 42 (flood control/E-02), p. 44 (pre-construction cover/E-08), pp. 45-46 (climate factors/E-07)"
          },
          "key_criteria": [
            {
              "name": "Pre-construction cover - 2026",
              "value": "Wooded/Good condition mandated for all pervious areas in GI calculations",
              "era": "2026",
              "value_source": "source_pdf",
              "source_page": "NJAC p. 44; BMP 5 p. 12",
              "note": "E-08 RESOLVED: Wooded/Good presumption now present in audit report Rev1 (Sec.2.3) and BMP library pages.",
              "verified": true,
              "source_refs": [
                {
                  "registry_id": "2026_BMP_5",
                  "doc_id": "2026_BMP_5_SWM_Standards_and_Computations",
                  "chapter": "5",
                  "title": "Stormwater Management Standards and Computations",
                  "source_markdown": "BMP_2026/Markdown/2026_BMP_5_SWM_Standards_and_Computations.md",
                  "source_pdf": "BMP_2026/2026_BMP_5_SWM_Standards_and_Computations.pdf",
                  "source_manifest": "BMP_2026/raw/2026_BMP_5_SWM_Standards_and_Computations/manifest.json",
                  "era": "2026",
                  "category": "bmp",
                  "page": "44",
                  "locator": "NJAC p. 44; BMP 5 p. 12"
                },
                {
                  "registry_id": "njac_7_8",
                  "doc_id": "njac7_8_OCR",
                  "chapter": "7:8",
                  "title": "N.J.A.C. 7:8 - Stormwater Management Rules",
                  "source_markdown": "NJAC_2026/Markdown/njac7_8_OCR.md",
                  "source_pdf": "NJAC_2026/njac7_8_OCR.pdf",
                  "source_manifest": "NJAC_2026/raw/njac7_8_OCR/manifest.json",
                  "era": "2026",
                  "category": "njac",
                  "page": "44",
                  "locator": "NJAC p. 44; BMP 5 p. 12"
                }
              ]
            },
            {
              "name": "Rainfall data source - 2026",
              "value": "NOAA Atlas 14 Table 5-6 County Climate Adjustment Factor (e.g., Bergen = 1.20)",
              "era": "2026",
              "value_source": "source_pdf",
              "source_page": "pp. 45-46",
              "note": "E-07 RESOLVED: County climate adjustment factors now present in audit report Rev1 (Sec.2.6) and design-storm discussion.",
              "verified": true,
              "source_refs": [
                {
                  "registry_id": "njac_7_8",
                  "doc_id": "njac7_8_OCR",
                  "chapter": "7:8",
                  "title": "N.J.A.C. 7:8 - Stormwater Management Rules",
                  "source_markdown": "NJAC_2026/Markdown/njac7_8_OCR.md",
                  "source_pdf": "NJAC_2026/njac7_8_OCR.pdf",
                  "source_manifest": "NJAC_2026/raw/njac7_8_OCR/manifest.json",
                  "era": "2026",
                  "category": "njac",
                  "page": "45-46",
                  "locator": "pp. 45-46"
                }
              ]
            },
            {
              "name": "Small-scale GI drainage area threshold",
              "value": "<= 2.5 acres total contributing drainage area (BMP 9.7 p. 3; NJAC 7:8-5.3(b) Table 5-1)",
              "era": "both",
              "value_source": "source_pdf",
              "source_page": "BMP 9.7 p. 3; NJAC Table 5-1",
              "note": "E-03 RESOLVED: Library page corrected from '<= 1 acre impervious' to '<= 2.5 acres total drainage area'. Threshold unchanged between eras.",
              "verified": true,
              "source_refs": [
                {
                  "registry_id": "2023_BMP_9_7",
                  "doc_id": "2023_BMP_9_7_Small_Scale_Bioretention_Systems",
                  "chapter": "9.7",
                  "title": "Small-Scale Bioretention Systems",
                  "source_markdown": "BMP_2023/Markdown/2023_BMP_9_7_Small_Scale_Bioretention_Systems.md",
                  "source_pdf": "BMP_2023/2023_BMP_9_7_Small_Scale_Bioretention_Systems.pdf",
                  "source_manifest": "BMP_2023/raw/2023_BMP_9_7_Small_Scale_Bioretention_Systems/manifest.json",
                  "era": "2023",
                  "category": "bmp",
                  "page": "3",
                  "locator": "BMP 9.7 p. 3; NJAC Table 5-1"
                },
                {
                  "registry_id": "2026_BMP_9_7",
                  "doc_id": "2026_BMP_9_7_Small_Scale_Bioretention_Systems",
                  "chapter": "9.7",
                  "title": "Small-Scale Bioretention Systems",
                  "source_markdown": "BMP_2026/Markdown/2026_BMP_9_7_Small_Scale_Bioretention_Systems.md",
                  "source_pdf": "BMP_2026/2026_BMP_9_7_Small_Scale_Bioretention_Systems.pdf",
                  "source_manifest": "BMP_2026/raw/2026_BMP_9_7_Small_Scale_Bioretention_Systems/manifest.json",
                  "era": "2026",
                  "category": "bmp",
                  "page": "3",
                  "locator": "BMP 9.7 p. 3; NJAC Table 5-1"
                },
                {
                  "registry_id": "njac_7_8_2023",
                  "doc_id": "n.j.a.c.7-8-july-2023_OCR",
                  "chapter": "7:8",
                  "title": "N.J.A.C. 7:8 - Stormwater Management Rules (July 2023)",
                  "source_markdown": "NJAC_2023/Markdown/n.j.a.c.7-8-july-2023_OCR.md",
                  "source_pdf": "NJAC_2023/n.j.a.c.7-8-july-2023_OCR.pdf",
                  "source_manifest": "NJAC_2023/raw/n.j.a.c.7-8-july-2023_OCR/manifest.json",
                  "era": "2023",
                  "category": "njac",
                  "page": "3",
                  "locator": "BMP 9.7 p. 3; NJAC Table 5-1"
                },
                {
                  "registry_id": "njac_7_8",
                  "doc_id": "njac7_8_OCR",
                  "chapter": "7:8",
                  "title": "N.J.A.C. 7:8 - Stormwater Management Rules",
                  "source_markdown": "NJAC_2026/Markdown/njac7_8_OCR.md",
                  "source_pdf": "NJAC_2026/njac7_8_OCR.pdf",
                  "source_manifest": "NJAC_2026/raw/njac7_8_OCR/manifest.json",
                  "era": "2026",
                  "category": "njac",
                  "page": "3",
                  "locator": "BMP 9.7 p. 3; NJAC Table 5-1"
                }
              ]
            }
          ],
          "bmp_chapters_governed": [
            "2",
            "9.1",
            "9.2",
            "9.3",
            "9.4",
            "9.5",
            "9.6",
            "9.7",
            "9.8",
            "9.9",
            "9.10",
            "10.1",
            "10.2",
            "10.3",
            "10.4",
            "10.5"
          ]
        },
        "7:8-5.9": {
          "id": "7:8-5.9",
          "title": "Variance Provisions (2026) / Sources for Technical Guidance (2023)",
          "description": "In 2026: Variance provision from design and performance standards (N.J.A.C. 7:8-5.3, 5.4, 5.5, and 5.6). In 2023: Sources for technical guidance (BMP Manual URL references). NOTE: Volumetric reduction standard is in 7:8-5.6(d) (2026 pp.42-43), NOT a standalone section 7:8-5.9.",
          "source_bundle_2023": {
            "registry_id": "njac_7_8_2023",
            "doc_id": "n.j.a.c.7-8-july-2023_OCR",
            "chapter": "7:8",
            "title": "N.J.A.C. 7:8 - Stormwater Management Rules (July 2023)",
            "source_markdown": "NJAC_2023/Markdown/n.j.a.c.7-8-july-2023_OCR.md",
            "source_pdf": "NJAC_2023/n.j.a.c.7-8-july-2023_OCR.pdf",
            "source_manifest": "NJAC_2023/raw/n.j.a.c.7-8-july-2023_OCR/manifest.json"
          },
          "source_bundle_2026": {
            "registry_id": "njac_7_8",
            "doc_id": "njac7_8_OCR",
            "chapter": "7:8",
            "title": "N.J.A.C. 7:8 - Stormwater Management Rules",
            "source_markdown": "NJAC_2026/Markdown/njac7_8_OCR.md",
            "source_pdf": "NJAC_2026/njac7_8_OCR.pdf",
            "source_manifest": "NJAC_2026/raw/njac7_8_OCR/manifest.json"
          },
          "source_pages": {
            "2026": "p. 48",
            "2023": "p. 48",
            "verified": true,
            "note": "CORRECTED: 7:8-5.9 in 2026 = Variance provision (p.48 confirmed). In 2023, 7:8-5.9 = 'Sources for technical guidance' (confirmed 2023 p.48). Prior entry described this as 'Volumetric Reduction Standard' - INCORRECT. Volumetric reduction is at 7:8-5.6(d) (2026 pp.42-43)."
          },
          "key_criteria": [
            {
              "name": "Variance from GI/GWR/Quality/Quantity standards",
              "value": "Department may grant variance from N.J.A.C. 7:8-5.3, 5.4, 5.5, and 5.6 upon written demonstration of impracticability and equivalent offsite compliance (p.48)",
              "era": "2026",
              "value_source": "source_pdf",
              "source_page": "2026 p. 48 (Sec.7:8-5.9(a))",
              "verified": true,
              "source_refs": [
                {
                  "registry_id": "njac_7_8",
                  "doc_id": "njac7_8_OCR",
                  "chapter": "7:8",
                  "title": "N.J.A.C. 7:8 - Stormwater Management Rules",
                  "source_markdown": "NJAC_2026/Markdown/njac7_8_OCR.md",
                  "source_pdf": "NJAC_2026/njac7_8_OCR.pdf",
                  "source_manifest": "NJAC_2026/raw/njac7_8_OCR/manifest.json",
                  "era": "2026",
                  "category": "njac",
                  "page": "48",
                  "locator": "2026 p. 48 (Sec.7:8-5.9(a))"
                }
              ]
            },
            {
              "name": "Volumetric reduction as standalone compliance pathway",
              "value": "NOT a standalone section 7:8-5.9. Volumetric reduction standard is at N.J.A.C. 7:8-5.6(d) (2026 pp.42-43): retention of water quality design storm via Table 5-1/5-2 GI BMPs, or equivalent hydrograph approach.",
              "era": "2026",
              "value_source": "source_pdf",
              "source_page": "2026 pp. 42-43 (Sec.7:8-5.6(d))",
              "verified": true,
              "source_refs": [
                {
                  "registry_id": "njac_7_8",
                  "doc_id": "njac7_8_OCR",
                  "chapter": "7:8",
                  "title": "N.J.A.C. 7:8 - Stormwater Management Rules",
                  "source_markdown": "NJAC_2026/Markdown/njac7_8_OCR.md",
                  "source_pdf": "NJAC_2026/njac7_8_OCR.pdf",
                  "source_manifest": "NJAC_2026/raw/njac7_8_OCR/manifest.json",
                  "era": "2026",
                  "category": "njac",
                  "page": "42-43",
                  "locator": "2026 pp. 42-43 (Sec.7:8-5.6(d))"
                }
              ]
            }
          ],
          "bmp_chapters_governed": [
            "14",
            "9.1",
            "9.4",
            "9.7",
            "9.8"
          ],
          "note": "ERA CORRECTION: The volumetric reduction compliance pathway (7:8-5.6(d)) is a subsection of the Quantity Standard, not a standalone 7:8-5.9 section. This index entry now tracks the Variance provisions at both eras. BMP Manual Chapter 14 (new in 2026) may address volumetric reduction methods."
        }
      }
    },
    "7:8-6": {
      "id": "7:8-6",
      "title": "Safety Standards for Stormwater Management Basins",
      "description": "Safety device requirements for stormwater management basins: trash racks, overflow grates, and escape provisions at outlet structures.",
      "source_bundle_2023": {
        "registry_id": "njac_7_8_2023",
        "doc_id": "n.j.a.c.7-8-july-2023_OCR",
        "chapter": "7:8",
        "title": "N.J.A.C. 7:8 - Stormwater Management Rules (July 2023)",
        "source_markdown": "NJAC_2023/Markdown/n.j.a.c.7-8-july-2023_OCR.md",
        "source_pdf": "NJAC_2023/n.j.a.c.7-8-july-2023_OCR.pdf",
        "source_manifest": "NJAC_2023/raw/n.j.a.c.7-8-july-2023_OCR/manifest.json"
      },
      "source_bundle_2026": {
        "registry_id": "njac_7_8",
        "doc_id": "njac7_8_OCR",
        "chapter": "7:8",
        "title": "N.J.A.C. 7:8 - Stormwater Management Rules",
        "source_markdown": "NJAC_2026/Markdown/njac7_8_OCR.md",
        "source_pdf": "NJAC_2026/njac7_8_OCR.pdf",
        "source_manifest": "NJAC_2026/raw/njac7_8_OCR/manifest.json"
      },
      "source_pages": {
        "2026": "pp. 49-50",
        "2023": "pp. 48-49",
        "verified": true,
        "note": "Confirmed in both eras. 2026: 7:8-6.1 Safety standards at p.49, 7:8-6.2 Requirements for trash racks/overflow grates/escape provisions at p.49, variance/exemption at p.50. 2023: SUBCHAPTER 6 Safety Standards at p.48, overflow grates and escape provisions at p.49."
      },
      "era_changes": {
        "summary": "7:8-6 confirmed present in both eras as 'Safety Standards for Stormwater Management Basins.' Content covers trash racks (6-inch max bar spacing, 300 lb/sq.ft load rating), overflow grates, and escape provisions at outlet structures. Minor formatting differences between eras; substantive requirements unchanged.",
        "verified": true,
        "source_refs": [
          {
            "registry_id": "njac_7_8_2023",
            "doc_id": "n.j.a.c.7-8-july-2023_OCR",
            "chapter": "7:8",
            "title": "N.J.A.C. 7:8 - Stormwater Management Rules (July 2023)",
            "source_markdown": "NJAC_2023/Markdown/n.j.a.c.7-8-july-2023_OCR.md",
            "source_pdf": "NJAC_2023/n.j.a.c.7-8-july-2023_OCR.pdf",
            "source_manifest": "NJAC_2023/raw/n.j.a.c.7-8-july-2023_OCR/manifest.json",
            "era": "2023",
            "category": "njac",
            "locator": "2023 section source"
          },
          {
            "registry_id": "njac_7_8",
            "doc_id": "njac7_8_OCR",
            "chapter": "7:8",
            "title": "N.J.A.C. 7:8 - Stormwater Management Rules",
            "source_markdown": "NJAC_2026/Markdown/njac7_8_OCR.md",
            "source_pdf": "NJAC_2026/njac7_8_OCR.pdf",
            "source_manifest": "NJAC_2026/raw/njac7_8_OCR/manifest.json",
            "era": "2026",
            "category": "njac",
            "locator": "2026 section source"
          }
        ]
      },
      "bmp_chapters_governed": [],
      "note": "7:8-6 confirmed present in BOTH eras as Safety Standards for Stormwater Management Basins. Prior conflict_flag was incorrect."
    }
  }
}
