If a municipal officer-elect fails to qualify for office within 30 days after the date of the officer's election, the office is considered vacant.
Tex. Loc. Gov't Code § 22.007
VACANCY CREATED ON FAILURE TO QUALIFY
Acts 1987, 70th Leg., ch. 149, Sec. 1, eff
Official source: Texas Constitution and Statutes. Reproduced from public-domain Texas statutes; confirm against the official source for the current text. Not legal advice.