MS SB3116

Expands the definition of "project" eligible for county ad valorem tax exemptions to include battery energy storage system facilities, whether standalone or co-located with renewable generation facilities.

Renewable energy projects with private capital investment of at least $100,000,000 may receive county exemptions of up to 50% of total assessed value.

Adds battery energy storage system facilities to the list of new enterprises eligible for up to 10 years of ad valorem tax exemptions from counties and municipalities.

Extends the reverter date on the ad valorem tax exemption statute from June 30, 2026 to June 30, 2028.

Takes effect July 1, 2026.