A person convicted under this paragraph, who has been adjudicated or convicted of any of the offenses set forth in sections 13B, 13B 1/2, 13B 3/4, 13F, 22A, 22B, 22C, 23, 23A, 23B, 24B and 26 of chapter 265 or for conspiracy to commit any of these offenses, or as an accessory thereto, or a like violation of the laws of another state, the United States or a military, territorial or Indian tribal authority shall, in addition to the term of imprisonment authorized by this section, be punished by a term of community parole supervision for life, to be served under the jurisdiction of the parole board, as set forth in section 133D of said chapter 127. The sentence of community parole supervision for life shall commence immediately upon the expiration of the term of imprisonment imposed upon such person by the court or upon such person's release from probation or parole supervision or upon the expiration of a continuance without a finding or upon discharge from commitment to the treatment center pursuant to section 9 of chapter 123A, whichever first occurs.
Any person convicted under this paragraph who is a level 2 or level 3 offender shall, in addition to the term of imprisonment authorized by this paragraph, be punished by a term of community parole supervision for life, to be served under the jurisdiction of the parole board, as set forth in said section 133D of said chapter 127. The sentence of community parole supervision for life shall commence immediately upon the expiration of the term of imprisonment imposed upon such person by the court or upon such person's release from probation or parole supervision or upon the expiration of a continuance without a finding or upon discharge from commitment to the treatment center pursuant to section 9 of chapter 123A, whichever first occurs.
Mass. Gen. Laws ch. 6, § 178H