49 U.S.C. § 20112 - U.S. Code - Unannotated Title 49. Transportation § 20112. Enforcement by the Attorney General

(1) to enjoin a violation of, or to enforce, this part, except for section 20109 of this title, or a railroad safety regulation prescribed or order issued by the Secretary;

(2) to collect a civil penalty imposed or an amount agreed on in compromise under section 21301, 21302, or 21303 of this title; or

(3) to enforce a subpoena, request for admissions, request for production of documents or other tangible things, or request for testimony by deposition issued by the Secretary under this part.

(b) Venue.--(1) Except as provided in paragraph (2) of this subsection, a civil action under this section may be brought in the judicial district in which the violation occurred or the defendant has its principal executive office. If an action to collect a penalty is against an individual, the action also may be brought in the judicial district in which the individual resides.

(2) A civil action to enforce a subpena issued by the Secretary or a compliance order issued under section 20111(b) of this title may be brought in the judicial district in which the defendant resides, does business, or is found.