Tex. Elec. Code § 125.001
The authority responsible for allocating election supplies among the polling places for an election shall determine the number of voting machines or units of other voting system equipment to be installed at each polling place based on:
Acts 1985, 69th Leg., ch. 211, Sec. 1, eff. Jan. 1, 1986.
Acts 2005, 79th Leg., Ch. 1107 (H.B. 2309), Sec. 2.11, eff. January 1, 2006.