Massachusetts General Laws Part I. Administration of the Government (Ch. 1-182) Ch. 127, § 130C

(a) For the satisfactory conduct of a parolee under the supervision of the parole board who is serving a sentence to state prison, the chairman of the parole board or the chairman's designee may grant compliance credits of up to a maximum monthly total of 15 days; provided, however, that no compliance credits may be granted to a person serving a mandatory minimum sentence until such person shall have served the mandatory minimum term. Any compliance credits so granted and not rescinded pursuant to subsection (b) shall reduce the period of time that a parolee is subject to the jurisdiction of the parole board under section 130.

(b) The parole board shall issue regulations governing the rescission of compliance credits for violation of the terms and conditions of parole.

(c) The award or rescission of credits pursuant to this section shall not be the subject of judicial review.

(d) This section shall not apply to a prisoner who has been sentenced for life.

(e) This section shall not apply to a parolee who received a parole permit pursuant to section 130B.