Tex. Government Code § 549.0259: APPLICABILITY OF PRIOR AUTHORIZATION REQUIREMENTS TO PRIOR PRESCRIPTIONS.

The commission shall ensure that a prescription drug prescribed before implementation of a prior authorization requirement for that drug for a recipient or enrollee under Medicaid, the child health plan program, or another state program the commission or a health and human services agency administers, or for an individual who becomes eligible under Medicaid, the child health plan program, or another state program the commission or a health and human services agency administers, is not subject to any prior authorization requirement under this subchapter until the earlier of:

(1) the date the recipient or enrollee exhausts all the prescription, including any authorized refills; or

(2) the expiration of a period the commission prescribes.

Added by Acts 2023, 88th Leg., R.S., Ch. 769 (H.B. 4611), Sec. 1.01, eff. April 1, 2025.