NY A00313

Exempts commercial energy storage systems equipment and installation costs from state sales tax, defining such equipment as components installed on non-residential premises that store electricity for later use to provide heating, cooling, hot water, or electricity

Exempts electricity sales from energy storage system equipment under written agreements where the equipment is owned by a third party, installed on the purchaser's non-residential premises, and used to serve that property

Allows cities, counties, and school districts to opt into the exemption for local sales taxes, but requires them to explicitly elect to provide the exemption (not automatically included)

Requires any local law adopting or repealing this exemption to take effect on March 1, June 1, September 1, or December 1, with at least 90 days notice to the tax commissioner