A candidate's name may not appear more than once on the ballot except as a candidate for:

1. (1) two or more offices that are permitted by law to be held by the same person; or
2. (2) the office of president or vice-president of the United States and another office.

Acts 1985, 69th Leg., ch. 211, Sec. 1, eff. Jan. 1, 1986.