Texas Insurance Code - INS § 1366.003. Offer of Coverage Required

(a) Subject to this subchapter, an issuer of a group health benefit plan that provides pregnancy-related benefits for individuals covered under the plan shall offer and make available to each holder or sponsor of the plan coverage for services and benefits on an expense incurred, service, or prepaid basis for outpatient expenses that arise from in vitro fertilization procedures.

(b) Benefits for in vitro fertilization procedures required under this section must be provided to the same extent as benefits provided for other pregnancy-related procedures under the plan.