Tex. Elec. Code § 4.007
Not later than the 15th day before election day or the seventh day after the date the election is ordered, whichever is later, the authority responsible for giving notice of the election shall deliver to the presiding judge of each election precinct in which the election is to be held in the authority's jurisdiction a written notice of:
Acts 1985, 69th Leg., ch. 211, Sec. 1, eff. Jan. 1, 1986.