Tex. Health & Safety Code § 193.003
(a) Not later than the 10th day after the date of a death that occurs in this state, a death certificate shall be filed with the local registrar of the registration district in which:
(b) Subject to board rules, a certificate of a fetal death that occurs in this state shall be filed with the local registrar of the registration district in which:
Acts 1989, 71st Leg., ch. 678, Sec. 1, eff. Sept. 1, 1989.