Ala. Code § 37-4-92
The commission shall have the right, power and authority: to provide and make certification, reports and information to the Secretary of the United States Department of Transportation; to enter into agreements with said secretary to carry out the purposes of this article; to enforce federal safety standards in the State of Alabama in lieu of enforcement by the said department of transportation as permitted in the Natural Gas Pipeline Safety Act of 1968 and the Hazardous Liquid Pipeline Safety Act of 1979 ( P.L. 96-129); and to exercise regulatory jurisdiction over the safety of pipeline facilities and the transportation of hazardous liquids as permitted by the Natural Gas Pipeline Safety Act of 1968 and the Hazardous Liquid Pipeline Safety Act of 1979 ( P.L. 96-129).
Ala. Code § 37-4-92 (1975)