What It Actually Means to Hold Overseas Citizenship
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Overseas citizenship, as a general concept, describes a legal status that connects a person to a country of origin without granting the full citizenship that a resident national holds. It typically emerged as a way for countries with large diaspora populations to recognise a lasting bond with people who have taken citizenship elsewhere, without reopening questions of nationality or allegiance.
The Overseas Citizen of India scheme is India's specific version of this idea. It is not citizenship in the constitutional sense and does not replace the citizenship a person holds in their country of residence, since India does not generally permit dual citizenship. Instead it functions as a long term visa style status with a defined set of privileges.
Understanding the category this way helps explain why OCI holders retain full citizenship of their country of residence, such as Australia, while gaining specific rights in India that an ordinary foreign visitor would not have. The balance of rights and limits varies by country, and it is worth treating each overseas citizenship scheme as its own distinct arrangement rather than assuming uniformity.