2 U.S.C. § 194 : US Code - Section 194: Certification of failure to testify or produce; grand jury action

Search 2 U.S.C. § 194 : US Code - Section 194: Certification of failure to testify or produce; grand jury action

Whenever a witness summoned as mentioned in section 192 of this
title fails to appear to testify or fails to produce any books,
papers, records, or documents, as required, or whenever any witness
so summoned refuses to answer any question pertinent to the subject
under inquiry before either House, or any joint committee
established by a joint or concurrent resolution of the two Houses
of Congress, or any committee or subcommittee of either House of
Congress, and the fact of such failure or failures is reported to
either House while Congress is in session or when Congress is not
in session, a statement of fact constituting such failure is
reported to and filed with the President of the Senate or the
Speaker of the House, it shall be the duty of the said President of
the Senate or Speaker of the House, as the case may be, to certify,
and he shall so certify, the statement of facts aforesaid under the
seal of the Senate or House, as the case may be, to the appropriate
United States attorney, whose duty it shall be to bring the matter
before the grand jury for its action.