Constitutional Provisions (Articles 5-11): Define who was a citizen at the commencement of the Constitution and empower Parliament to regulate citizenship by law.

Article 5: Citizenship at the commencement of the Constitution based on domicile, birth in India, or parentage.

Article 9: Prohibits dual citizenship; persons voluntarily acquiring citizenship of a foreign state cease to be Indian citizens.

Article 11: Grants Parliament the exclusive power to make any provision with respect to the acquisition and termination of citizenship and all other matters relating to citizenship.

Citizenship Act, 1955: Provides five ways to acquire citizenship (by birth, descent, registration, naturalization, incorporation of territory) and three ways to lose citizenship (renunciation, termination, deprivation).

Single Citizenship: India follows a system of single citizenship, unlike federal states like the USA, promoting national unity.

Overseas Citizenship of India (OCI): Introduced in 2005, it provides certain benefits to persons of Indian origin living abroad, though it is not full citizenship and does not confer voting rights.

National Register of Citizens (NRC): A register containing names of all genuine Indian citizens, primarily implemented in Assam, to identify and document legal residents.

Constitutional Provisions (Articles 5-11): Define who was a citizen at the commencement of the Constitution and empower Parliament to regulate citizenship by law.

Article 5: Citizenship at the commencement of the Constitution based on domicile, birth in India, or parentage.

Article 9: Prohibits dual citizenship; persons voluntarily acquiring citizenship of a foreign state cease to be Indian citizens.

Article 11: Grants Parliament the exclusive power to make any provision with respect to the acquisition and termination of citizenship and all other matters relating to citizenship.

Citizenship Act, 1955: Provides five ways to acquire citizenship (by birth, descent, registration, naturalization, incorporation of territory) and three ways to lose citizenship (renunciation, termination, deprivation).

Single Citizenship: India follows a system of single citizenship, unlike federal states like the USA, promoting national unity.

Overseas Citizenship of India (OCI): Introduced in 2005, it provides certain benefits to persons of Indian origin living abroad, though it is not full citizenship and does not confer voting rights.

National Register of Citizens (NRC): A register containing names of all genuine Indian citizens, primarily implemented in Assam, to identify and document legal residents.