Sec. 621.004.  ADMISSIBILITY OF CERTIFICATE OF VERTICAL CLEARANCE.  In each civil or criminal proceeding in which a violation of this chapter may be an issue, a certificate of the vertical clearance of a structure, including a bridge or underpass, signed by the executive director of the Texas Department of Transportation is admissible in evidence for all purposes.
Acts 1995, 74th Leg., ch. 165, Sec. 1, eff. Sept. 1, 1995.
Amended by: 
Acts 2011, 82nd Leg., R.S., Ch. 1345 (S.B. 1420), Sec. 56, eff. September 1, 2011.