The commissioner of workers’ compensation adopts a closed formulary as defined in §134.500(3) of this title (Definitions). The closed formulary applies to all drugs that are prescribed and dispensed for outpatient use.

The provisions of this 134.520 adopted to be effective January 17, 2011, 35 TexReg 11344; amended to be effective November 29, 2024, __ TexReg ___.