Indiana Code 8-1-40 governs distributed generation interconnection statewide. While solar permitting remains primarily local, IC 36-7-2-8 limits municipal authority to unreasonably restrict solar energy systems on residential property.
Indiana Code 36-7-2-8 prohibits zoning ordinances from unreasonably restricting solar energy systems, providing some statewide protection for residential solar installations. IC 8-1-40 establishes utility interconnection standards for distributed generation, including net metering rules now transitioning to excess distributed generation crediting. Building permits remain required under local building codes adopted from 675 IAC, with electrical work meeting National Electrical Code standards. Utility approval through interconnection agreements is mandatory before energizing grid-tied systems regardless of local rules.
Unauthorized utility interconnection may result in disconnection and civil penalties. Building code violations result in stop-work orders and required corrections. Net metering violations addressed by IURC.
See how Hamilton County's panel permits rules stack up against other locations.
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