Illinois SB3794 prohibits counties and municipalities from regulating residential energy backup systems.
Illinois SB3794, also known as the Residential Storage Act, aims to facilitate the deployment of residential energy storage systems by preventing counties and municipalities from regulating their installation or inspection. The Act defines a "residential energy backup system" as a system capable of providing no more than 50 kilowatts of electricity or having a storage capacity of no more than 200 kilowatt hours. This Act takes effect on June 1, 2026.
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