(f) All paroles shall issue upon order of the Board duly adopted by a majority of those present and voting; provided, however, no person who has been convicted of and imprisoned for murder in the first or second degree, rape in the first, second or third degree, unlawful sexual intercourse in the first or second degree, kidnapping or any offense relating to the sale, attempt to sell, delivery or possession with intent to sell or deliver a narcotic drug shall be granted a parole except by order of the Board duly adopted by at least 4 of the 5 members of the Board. A quorum shall be a minimum of 3 members.
No parole shall be issued to any prisoner who has been convicted in a court of law and sentenced for committing or attempting to commit the offense of "escape after conviction" as set forth in § 1253 of this title until such time as that prisoner has served the amount of time equivalent to and commensurate with that imposed in the sentence set forth by the court for said escape or attempt to escape.
No parole shall be issued to any prisoner who has been convicted and sentenced in a court of law for the offense of "conspiracy in the second degree" as defined in § 512 of this title with respect to directly and actively aiding or abetting an escape as defined in § 1253 of this title until such time as an equivalent amount of time commensurate with that which has been imposed under the sentence set forth by the court for said conspiracy has been served.