Citizenship by registration for persons of Indian origin abroad can be acquired through diplomatic or consular registration. A person, or one whose parent or grandparent was born in India as defined in the Government of India Act, 1935, and who is ordinarily resident outside India, shall be deemed a citizen of India if registered as such by an Indian diplomatic or consular representative on an application made by the person, whether before or after the commencement of the Constitution, in the form and manner prescribed by the Government of the Dominion of India or the Government of India.