Texas Penal Code - PENAL § 19.06. Applicability to Certain Conduct

(1) conduct committed by the mother of the unborn child;

(2) a lawful medical procedure performed by a physician or other licensed health care provider with the requisite consent, if the death of the unborn child was the intended result of the procedure;

(3) a lawful medical procedure performed by a physician or other licensed health care provider with the requisite consent as part of an assisted reproduction as defined by Section 160.102, Family Code; or

(4) the dispensation of a drug in accordance with law or administration of a drug prescribed in accordance with law.