Under FEMA, a Person of Indian Origin (PIO) means a citizen of any country other than Bangladesh or Pakistan, if
- he at any time held Indian passport; or
- he or either of his parents or any of his grandparents was a citizen of India by virtue of the Constitution of India or the Citizenship Act, 1955 (57 of 1955); or
- the person is a spouse of an Indian citizen or a person referred to in sub-clause (a) or (b)
Person of Indian Origin (PIO)
for the purpose of acquiring immovable property in India as given under:-
"Person of Indian origin' means an individual (not being a citizen of Pakistan or Bangladesh or Sri Lanka or Afghanistan or China or Iran or Nepal or Bhutan), who
at any time, held an Indian passport; or
who or either of whose father or mother or whose grandfather or grandmother was a citizen of India by virtue of the Constitution of India or the Citizenship Act, 1955 (57 of 1955)".