18 U.S.C. § 1510 - U.S. Code - Unannotated Title 18. Crimes and Criminal Procedure § 1510. Obstruction of criminal investigations

(a) Whoever willfully endeavors by means of bribery to obstruct, delay, or prevent the communication of information relating to a violation of any criminal statute of the United States by any person to a criminal investigator shall be fined under this title, or imprisoned not more than five years, or both.

(c) As used in this section, the term “criminal investigator” means any individual duly authorized by a department, agency, or armed force of the United States to conduct or engage in investigations of or prosecutions for violations of the criminal laws of the United States.

with intent to obstruct a judicial proceeding, directly or indirectly notifies any other person about the existence or contents of a subpoena for records of that person engaged in such business or information that has been furnished to a Federal grand jury in response to that subpoena, shall be fined as provided by this title or imprisoned not more than 5 years, or both.

(e) Whoever, having been notified of the applicable disclosure prohibitions or confidentiality requirements of section 2709(c)(1) of this title, section 626(d)(1) or 627(c)(1) of the Fair Credit Reporting Act (15 U.S.C. 1681u(d)(1) or 1681v(c)(1)), section 1114(a)(3)(A) or 1114(a)(5)(D)(i) of the Right to Financial Privacy Act  1 (12 U.S.C. 3414(a)(3)(A) or 3414(a)(5)(D)(i)), or section 802(b)(1) of the National Security Act of 1947 (50 U.S.C. 436(b)(1)),  2 knowingly and with the intent to obstruct an investigation or judicial proceeding violates such prohibitions or requirements applicable by law to such person shall be imprisoned for not more than five years, fined under this title, or both.