The IPC 1860 was replaced by the BNS 2023 (in force 2024-07-01); no verified section mapping on file for Section 53A — confirm the corresponding provision (savings: Section 358, BNS 2023).
(1) Subject to the provisions of sub-section (2) and sub-section (3), any reference to "transportation for life" in any other law for the time being in force or in any instrument or order having effect by virtue of any such law or of any enactment repealed shall be construed as a reference to "imprisonment for life". (2) In every case in which a sentence of transportation for a term has been passed before the commencement of the Code of Criminal Procedure (Amendment) Act, 1955 (26 of 1955), the offender shall be dealt with in the same manner as if sentenced to rigorous imprisonment for the same term. (3) Any reference to transportation for a term or to transportation for any shorter term (by whatever name called) in any other law for the time being in force shall be deemed to have been omitted. (4) Any reference to "transportation" in any other law for the time being in force shall,- (a) If the expression means transportation for life, be construed as a reference to imprisonment for life; (b) If the expression means transportation for any shorter term, be deemed to have been omitted.