MS SB2604

Extends the automatic repealer date for Section 57-39-21 from July 1, 2016 to July 1, 2020, allowing energy efficiency standards for commercial buildings to remain in effect for four additional years.

Requires buildings constructed or altered after July 1, 2013 to meet energy code standards based on American Society of Heating, Refrigeration and Air Conditioning Engineers Standard 90.1-2010.

Applies standards to commercial buildings including offices, schools, hospitals, retail stores, hotels, and industrial office spaces, with exemptions for low-energy and residential structures.

Assigns local governing authorities responsibility for adopting rules, conducting inspections, and enforcing compliance, with authority to charge inspection fees up to $150.

Places state-owned buildings under the building commission's compliance oversight rather than local authority enforcement.