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    • U.S. Solar Siting Regulation and Zoning Ordinances (2022)

    Metadata Updated: February 3, 2026

    A machine readable collection of documented solar siting ordinances at the state and local (e.g., county, township) level throughout the United States. The data were compiled based on a locality-by-locality review zoning ordinances after completing an initial review of scholarly legal articles. The citations for each ordinance are included in the Solar Ordinances spreadsheet resource below.

    Note: an updated version of this dataset can be found at the "U.S. Solar Siting Regulation and Zoning Ordinances (2025)" link below.

    Access & Use Information

    Public: This dataset is intended for public access and use. License: Creative Commons Attribution

    Downloads & Resources

    Dates

    Metadata Created Date June 25, 2022
    Metadata Updated Date February 3, 2026

    Metadata Source

    Harvested from OpenEI data.json

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Created Date June 25, 2022
    Metadata Updated Date February 3, 2026
    Publisher National Renewable Energy Laboratory
    Maintainer
    Doi 10.25984/1873867
    Identifier https://data.openei.org/submissions/5734
    Data First Published 2022-06-30T06:00:00Z
    Data Last Modified 2026-02-03T13:40:12Z
    Public Access Level public
    Bureau Code 019:20
    Metadata Context https://openei.org/data.json
    Metadata Catalog ID https://openei.org/data.json
    Schema Version https://project-open-data.cio.gov/v1.1/schema
    Catalog Describedby https://project-open-data.cio.gov/v1.1/schema/catalog.json
    Data Quality True
    Harvest Object Id 362290bc-04b2-444a-8fe9-31bbd5540d9d
    Harvest Source Id 7cbf9085-0290-4e9f-bec1-91653baeddfd
    Harvest Source Title OpenEI data.json
    Homepage URL https://data.openei.org/submissions/5734
    License https://creativecommons.org/licenses/by/4.0/
    Old Spatial {"type":"Polygon","coordinates":-125.4514,24.5873,-66.5318,24.5873,-66.5318,49.2637,-125.4514,49.2637,-125.4514,24.5873}
    Program Code 019:000, 019:008
    Projectnumber 38421
    Projecttitle Solar Siting and Land-use in Decarbonized Energy Systems
    Source Datajson Identifier True
    Source Hash e9a1106b43fc2e0a072f5e278d99241a3ef79de073dec6231471c66c8f326ab4
    Source Schema Version 1.1
    Spatial {"type":"Polygon","coordinates":-125.4514,24.5873,-66.5318,24.5873,-66.5318,49.2637,-125.4514,49.2637,-125.4514,24.5873}

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