Sec. 53.232. TO WHOM NOTICE GIVEN; MANNER. The lien claimant must send written notice of his claim by certified mail to: (1) the officials of the state, county, town, or municipality whose duty it is to pay the contractor; and (2) the contractor at the contractor's last known business or residence address. Acts 1983, 68th Leg., p. 3554, ch. 576, Sec. 1, eff. Jan. 1, 1984. Amended by: Acts 2021, 87th Leg., R.S., Ch. 690 (H.B. 2237), Sec. 30, eff. January 1, 2022.