punishment for any other punishment provided by this Code. 55. Commutation of sentence of imprisonment for life. 55. Commutation of sentence of imprisonment for life.--In every case in which sentence of 4*[imprisonment] for life shall have been passed, 5[the appropriate Government] may, without the consent of the offender, commute the punishment for imprisonment of either description for a term not exceeding fourteen years. 55A. Definition of "appropriate Government". 6*[55A. Definition of "appropriate Government".--In sections fifty-four and fifty-five the expression "appropriate Government" means,(a) in cases where the sentence is a sentence of death or is for an offence against any law relating to a matter to which the executive power of the Union extends, the Central Government; and (b) in cases where the sentence (whether of death or not) is for an offence against any law relating to a matter to which the executive power of the State extends, the Government of the State within which the offender is sentenced.] 56. 56. [Sentence of Europeans and Americans to penal servitude. Proviso as to sentence for term exceeding ten years but not for life.] Rep. by the Criminal Law (Removal of Racial Discriminations) Act, 1949 (17 of 1949) (w. e. f. 6-4-1949). 57. Fractions of terms of punishment. 57. Fractions of terms of punishment.--In calculating fractions of terms of punishment, 4[imprinsonment] for life shall be reckoned as equivalent to 4[imprisonment] for twenty years. 58.