Citizenship exclusion for migrants to Pakistan: authorized resettlement return can restore citizenship eligibility under constitutional rules. Article 7 excludes from Indian citizenship any person who migrated from India to the territory now included in Pakistan after the first day of March, 1947. An exception applies to persons who, having migrated, returned to India under a permit for resettlement or permanent return issued by law; those returnees are for the purposes of clause (b) of article 6 deemed to have migrated to India after the nineteenth day of July, 1948.