Whenever, for the purpose of suppressing riots or unlawful assemblies, the aid of military or militia companies is called, they shall obey the orders of the civil officer who is engaged in suppressing the same.
Tex. Code Crim. Proc. art. 8.03
MILITARY AID IN SUPPRESSING RIOTS
Acts 1965, 59th Leg., vol. 2, p. 317, ch. 722.
Official source: Texas Constitution and Statutes. Reproduced from public-domain Texas statutes; confirm against the official source for the current text. Not legal advice.