MO HB2515

Exempts motor fuel from state fuel tax when sold and used to operate government-owned vehicles primarily used for public service purposes

Defines "government-owned vehicles" as motor vehicles owned/operated or leased/operated by state or local governments, including firetrucks, ambulances, police cars, snowplows, and emergency utility or maintenance vehicles

Requires at least 75% of mileage logged on a government-owned vehicle be used directly for essential governmental functions to qualify as "primarily used for public service"

Authorizes the department to promulgate rules for administration of the exemption

Rules adopted after August 28, 2026 would be invalid if the General Assembly's rulemaking review powers under Chapter 536 are held unconstitutional