7.(1) Nothing in this Act shall affect the operation of sections four hundred and forty six to four hundred and fifty, both inclusive, five hundred and two, and five hundred and three of the Merchant Shipping Act, 1894, as amended by any subsequent enactment, or the operation of any other enactment for the time being in force limiting the liability of the owners of sea-going vessels. (2) The Rules shall not be virtue of this Act apply to any contract for the carriage of goods by sea before such day, not being earlier than the first day of January, 1926, as the Government may, by notification in the official Gazette, appoint, nor to any bill of lading or similar document of title issued, whether before or after such day as aforesaid, in pursuance of any such contract as aforesaid.