; (2) to compel compliance with such provision; and (3) to obtain damages, restitution, or other compensation on behalf of such residents. (b) Investigatory powers Nothing in this section may be construed to prevent the attorney general of a State from exercising the powers conferred on the attorney general by the laws of the State to conduct investigations, to administer oaths or affirmations, or to compel the attendance of witnesses or the production of documentary or other evidence. (c) Venue; service of process (1) Venue Any action brought under subsection (a) may be brought in— (A) the district court of the United States that meets applicable requirements relating to venue under section 1391 of title 28, United States Code; or (B) another court of competent jurisdiction. (2) Service of process In an action brought under subsection (a), process may be served in any district in which the defendant— (A) is an inhabitant; or (B) may be found. (d) Actions by other State officials (1) In general In addition to civil actions brought by attorneys general under subsection (a), any other consumer protection officer of a State who is authorized by the State to do so may bring a civil action under subsection (a), subject to the same requirements and limitations that apply under this subsection to civil actions brought by attorneys general. (2) Savings provision Nothing in this section 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. 7. Severability If any provision of this Act, or the application of such provision to any person or circumstance is held to be unconstitutional, the remainder of this Act and of the amendments made by this Act, and the application of the remaining provisions of this Act and amendments to any person or circumstance, shall not be affected.