; (2) in paragraph (2) by striking the period at the end and inserting ; and ; and (3) by adding at the end the following: (3) with respect to a carbon dioxide pipeline facility, activities equivalent to the activities described with respect to a hazardous liquid pipeline facility under section 195.501 of such title. . (n) Enforcement transparency Section 60135(a)(1) of title 49, United States Code, is amended by striking gas and hazardous liquid pipeline and inserting gas, hazardous liquid, and carbon dioxide pipeline . (o) Pipeline control room management Section 60137 and title 49, United States Code, is amended— (1) in subsection (a) by striking gas or hazardous liquid pipeline and inserting gas, hazardous liquid, or carbon dioxide pipeline ; (2) in subsection (d) by striking gas or hazardous liquid pipeline and inserting gas, hazardous liquid, or carbon dioxide pipeline ; and (3) in subsection (e) by striking gas or hazardous liquid pipeline and inserting gas, hazardous liquid, or carbon dioxide pipeline . (p) Pipeline safety enhancement programs Section 60142 of title 49, United States Code, is amended— (1) in subsection (a)— (A) in paragraph (1) by striking or at the end; (B) by redesignating paragraph (2) as paragraph (3); and (C) by inserting after paragraph (1) the following: (2) a carbon dioxide pipeline facility; or ; (2) in subsection (k)(2)(A) by striking interstate gas or hazardous liquid pipeline facilities and inserting interstate gas pipeline facilities, interstate hazardous liquid pipeline facilities, or interstate carbon dioxide pipeline facilities ; and (3) in subsection (l)(1) by striking interstate gas or hazardous liquid pipeline facilities and inserting interstate gas pipeline facilities, interstate hazardous liquid pipeline facilities, or interstate carbon dioxide pipeline facilities . (q) Idled pipelines Section 60143 of title 49, United States Code, is amended— (1) in subsection (a)(2) by inserting carbon dioxide, after hazardous liquid,