Massachusetts General Laws Part IV. Crimes, Punishments and Proceedings in Criminal Cases (Ch. 263-280) Ch. 269, § 10F

(a) Any person who sells, keeps for sale, or offers or exposes for sale, gives or otherwise transfers any large capacity firearm or large capacity feeding device, both as defined in section 121 of chapter 140, to a person 18 years of age or over, except as permitted under this section or chapter 140, shall be punished by imprisonment in a state prison for not less than two and one-half years nor more than ten years. Any person who commits a second or subsequent such crime shall be punished by imprisonment in a state prison for not less than five years nor more than 15 years. The sentence imposed upon such person shall not be reduced to less than two and one-half years for a first offense, nor less than five years for a second or subsequent such offense, nor suspended, nor shall any person convicted under this subsection be eligible for probation, parole, furlough, work release or receive any deduction from his sentence for good conduct until he shall have served such minimum term of such sentence; provided, however, that the commissioner of correction may, on the recommendation of the warden, superintendent or other person in charge of a correctional institution or the administrator of a county correctional institution, grant to such offender a temporary release in the custody of an officer of such institution for the following purposes only: (i) to attend the funeral of a spouse or next of kin; (ii) to visit a critically ill close relative or spouse; or (iii) to obtain emergency medical services unavailable at such institution. Prosecutions commenced under this subsection shall neither be continued without a finding nor placed on file. The provisions of section 87 of chapter 276 relative to the power of the court to place certain offenders on probation shall not apply to any person 18 years of age or over charged with a violation of this subsection.

(b) Any person who transfers, sells, lends or gives a large capacity firearm or large capacity feeding device to a person under the age of 18, except as permitted under the provisions of chapter 140, shall be punished by imprisonment in a state prison for not less than five nor more than 15 years. The sentence imposed upon such person shall not be reduced to less than five years, nor suspended, nor shall any person convicted under this subsection be eligible for probation, parole, furlough, work release or receive any deduction from his sentence for good conduct until he has served five years of such sentence; provided, however, that the commissioner of corrections may, on the recommendation of the warden, superintendent or other person in charge of a correctional institution or the administrator of a county correctional institution, grant to such offender a temporary release in the custody of an officer of such institution for the following purposes only: (i) to attend the funeral of a spouse or next of kin; (ii) to visit a critically ill close relative or spouse; or (iii) to obtain emergency medical services unavailable at such institution. Prosecutions commenced under this subsection shall neither be continued without a finding nor placed on file. The provisions of section 87 of chapter 276 relative to the power of the court to place certain offenders on probation shall not apply to any person 17 years of age or over charged with a violation of this subsection.