Tex. Transp. Code § 623.341
(a) Notwithstanding any other law, the department may issue a special permit during a major disaster as declared by the president of the United States under the Robert T. Stafford Disaster Relief and Emergency Assistance Act (42 U.S.C. Section 5121 et seq.) to an overweight or oversize vehicle or load that:
Added by Acts 2013, 83rd Leg., R.S., Ch. 1135 (H.B. 2741), Sec. 120, eff. September 1, 2013.