British Nationality and Status of Aliens Act 1943

5Special certificates of imperial naturalization granted in Dominions

A certificate of naturalization granted in accordance with any law in force in any Dominion, being a law providing for the naturalization of persons in consideration of service rendered at any time during the present war period in connection with the prosecution of the war, shall have the same effect as a certificate of naturalization granted by the Secretary of State under Part II of the said Act and shall be deemed for the purposes of that Act to be a certificate of naturalization granted thereunder.