Originally Posted by http://www.statutes.legis.state.tx.us/Docs/TN/htm/TN.601.htm
Sec. 601.052. EXCEPTIONS TO FINANCIAL RESPONSIBILITY REQUIREMENT. (a) Section 601.051 does not apply to:
(1) the operation of a motor vehicle that:
(A) is a former military vehicle or is at least 25 years old;
(B) is used only for exhibitions, club activities, parades, and other functions of public interest and not for regular transportation; and
(C) for which the owner files with the department an affidavit, signed by the owner, stating that the vehicle is a collector's item and used only as described by Paragraph (B);