; or (ii) the person— (I) has a share of 40 percent or greater of a relevant market as a seller; or (II) has a share of 30 percent or greater of a relevant market as a buyer. (2) Inflation adjustment Beginning on January 1, 2025, the Commission shall annually adjust the amount specified in paragraph (1)(A)(i) by the percentage change in the consumer price index for all urban consumers published by the Bureau of Labor Statistics for the 12-month period ending on December 31 of the previous year. (f) Enforcement by the Commission (1) Unfair or deceptive acts or practices A violation of this section or a regulation promulgated under this section shall be treated as a violation of a rule defining an unfair or deceptive act or practice prescribed under section 18(a)(1)(B) of the Federal Trade Commission Act ( 15 U.S.C. 57a(a)(1)(B) ). (2) Powers of the Commission (A) In general Except as provided by subparagraphs (D) and (E), the Commission shall enforce this section in the same manner, by the same means, and with the same jurisdiction, powers, and duties as though all applicable terms and provisions of the Federal Trade Commission Act ( 15 U.S.C. 41 et seq. ) were incorporated into and made a part of this section. (B) Privileges and immunities Any person who violates this section or a regulation promulgated under this section shall be subject to the penalties and entitled to the privileges and immunities provided in the Federal Trade Commission Act ( 15 U.S.C. 41 et seq. ). (C) Authority preserved Nothing in this section shall be construed to limit the authority of the Commission under any other provision of law. (D) Independent litigation authority If the Commission has reason to believe that a person has violated this section, the Commission may bring a civil action in any appropriate United States district court to— (i) enjoin any further such violation by such person; (ii) enforce compliance with this section; (iii) obtain a permanent, temporary, or preliminary injunction; (iv) obtain civil penalties