; (B) administer oaths or affirmations; or (C) compel the attendance of witnesses or the production of documentary or other evidence. (5) Preemptive action by Federal trade commission If the Commission institutes a civil action or an administrative action with respect to a violation of this Act, the attorney general of a State may not, during the pendency of the action, bring a civil action under paragraph (1) against any defendant named in the complaint of the Commission based on the same set of facts giving rise to the alleged violation with respect to which the Commission instituted the action. (6) Venue; service of process (A) Venue Any action brought under paragraph (1) may be brought in— (i) the district court of the United States that meets applicable requirements relating to venue under section 1391 of title 28, United States Code; or (ii) another court of competent jurisdiction. (B) Service of process In an action brought under paragraph (1), process may be served in any district in which the defendant— (i) is an inhabitant; or (ii) may be found. (7) Actions by other State officials (A) In general In addition to civil actions brought by attorneys general under paragraph (1), any other consumer protection officer of a State who is authorized by the State to do so may bring a civil action under paragraph (1), subject to the same requirements and limitations that apply under this subsection to civil actions brought by attorneys general. (B) Savings provision Nothing in this subsection may be construed to prohibit an authorized official of a State from initiating or continuing any proceeding in a court of the State for a violation of any civil or criminal law of the State. (c) Extraterritorial jurisdiction There is extraterritorial jurisdiction over any violation of this Act if such violation involves an individual in the United States or if any act in furtherance of the violation was committed in the United States. 9. Effective date This Act shall take effect 1 year after the date of enactment of this Act.