except as provided in subsections (b)(2) and (h)(4), delegate duties and powers under this subchapter to an appropriate supervising agency and the United States Postal Service;

require a class of domestic financial institutions or nonfinancial trades or businesses to maintain appropriate procedures, including the collection and reporting of certain information as the Secretary of the Treasury may prescribe by regulation, to ensure compliance with this subchapter and regulations prescribed under this subchapter or to guard against money laundering, the financing of terrorism, or other forms of illicit finance;

examine any books, papers, records, or other data of domestic financial institutions or nonfinancial trades or businesses relevant to the recordkeeping or reporting requirements of this subchapter;

summon a financial institution or nonfinancial trade or business, an officer or employee of a financial institution or nonfinancial trade or business (including a former officer or employee), or any person having possession, custody, or care of the reports and records required under this subchapter, to appear before the Secretary of the Treasury or his delegate at a time and place named in the summons and to produce such books, papers, records, or other data, and to give testimony, under oath, as may be relevant or material to an investigation described in subsection (b);

prescribe an appropriate exemption from a requirement under this subchapter and regulations prescribed under this subchapter. The Secretary may revoke an exemption under this paragraph or paragraph (5) by actually or constructively notifying the parties affected. A revocation is effective during judicial review.

The Secretary of the Treasury may take any action described in paragraph (3) or (4) of subsection (a) only in connection with investigations for the purpose of civil enforcement of violations of this subchapter, section 21 of the Federal Deposit Insurance Act, section 411 ^[1] of the National Housing Act, or chapter 2 of Public Law 91–508 (12 U.S.C. 1951 et seq.) or any regulation under any such provision.

A summons may be issued under subsection (a)(4) only by, or with the approval of, the Secretary of the Treasury or a supervisory level delegate of the Secretary of the Treasury.

A summons issued pursuant to this section may require that books, papers, records, or other data stored or maintained at any place be produced at any designated location in any State or in any territory or other place subject to the jurisdiction of the United States not more than 500 miles distant from any place where the financial institution or nonfinancial trade or business operates or conducts business in the United States.

Persons summoned under this section shall be paid the same fees and mileage for travel in the United States that are paid witnesses in the courts of the United States.

The United States shall not be liable for any expense, other than an expense described in paragraph (2), incurred in connection with the production of books, papers, records, or other data under this section.

In case of contumacy by a person issued a summons under paragraph (3) or (4) of subsection (a) or a refusal by such person to obey such summons, the Secretary of the Treasury shall refer the matter to the Attorney General.

The court may issue an order requiring the person summoned to appear before the Secretary or his delegate to produce books, papers, records, and other data, to give testimony as may be necessary to explain how such material was compiled and maintained, and to pay the costs of the proceeding.

Any failure to obey the order of the court may be punished by the court as a contempt thereof.

All process in any case under this subsection may be served in any judicial district in which such person may be found.

describes in detail the reasons why such person is qualified for such exemption; and

contains the signature of such person.