He maintained that he migrated to Pakistan on 8 April 1951 whereas the Pakistan Citizenship Act, 1951 came into force on 13 April 1951. Any person who came to Pakistan before the commencement of the Act with the intention to live permanently in Pakistan is deemed to be a citizen of Pakistan under Section 3 of the Act.
deemed to be citizen of Pakistan by birth. The law denies citizenship to a person born in the country, if his father enjoys diplomatic immunity in Pakistan or if his father was an enemy or alien in Pakistan. Therefore, the children born to aliens in Pakistan are not accorded the privilege of citizenship.8
Because Pakistan had not enacted citizenship regulations by the time the 1948 Act took effect, Pakistanis (and citizens of all other Dominions without citizenship laws) were provisionally classed as "British subjects without citizenship".
Commonwealth citizens who make a substantial financial investment in the state are eligible for a facilitated naturalisation process. Pakistan was previously ruled by the British Empire and local residents were British subjects and British protected persons.