REVOCATION OF PROBATION.

SEC. 6214. REVOCATION OF PROBATION. Section 3565 of title 18, United States Code, is amended— (1) by redesignating subsection (b) as subsection (c); and (2) by inserting after subsection (a) the following new subsection: “(b) Mandatory Revocation for Possession of a Firearm.—If the defendant is in actual possession of a firearm, as that term is defined in section 921 of this title, at any time prior to the expiration or termination of the term of probation, the court shall, after a hearing pursuant to Rule 32.1 of the Federal Rules of Criminal Procedure, revoke the sentence of probation and impose any other sentence that was available under subchapter A at the time of the initial sentencing.”.