Texas Finance Code - FIN § 122.003. Corporate Name;  Criminal Penalty

(a) The name of a credit union must include the words “credit union” or the abbreviation “CU” and an appropriate descriptive word or words, or an acronym made up of initials of the appropriate descriptive word or words and ending in “CU,” approved by the commissioner.

(b) Unless a credit union is formed by merger or consolidation, the commissioner may not issue a certificate of incorporation to the credit union or approve the change of the name of the credit union if it would have the same name as another credit union or a name so nearly resembling the name of another credit union as to be calculated to deceive.

(c) A person who is not a credit union authorized to do business in this state under this subtitle  1 or the Federal Credit Union Act (12 U.S.C. Section 1751 et seq.), or an organization, corporation, or association the membership or ownership of which is primarily confined to credit unions or credit union organizations, may not do business under or use a name or title containing the words “credit union” or any derivation of that term that:

(d) A person who violates Subsection (c) commits a Class A misdemeanor.

(e) The commissioner may petition a court to enjoin a violation of this section.