A rule on electoral affairs is enforceable by writ of mandamus in the same manner as if the rule were a statute.
Tex. Elec. Code § 163.007
RULES ENFORCEABLE BY MANDAMUS
Acts 1985, 69th Leg., ch. 211, 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.