(a) A reference in law to the State Highway Department, Texas Highway Department, or State Department of Highways and Public Transportation means the Texas Department of Transportation.
(b) A reference in law to the State Highway Commission or State Highway and Public Transportation Commission means the Texas Transportation Commission.

(c) A reference in law to the State Highway Engineer or State Engineer-Director for Highways and Public Transportation means the director of the Texas Department of Transportation.
(d) A reference in law to the commissioner of transportation means the chair of the commission.
(e) A reference in law to a member of the commission means a commissioner.