Unfortunately your citizenship is irrelevant and all that counts is your country of birth. Because you were born in India you are chargeable to India despite yo

Unfortunately your citizenship is irrelevant and all that counts is your country of birth. Because you were born in India you are chargeable to India despite your British nationality. However if you are married to someone who was born in the UK (or another country) you are able to use their country of birth for your green card. This is called “cross chargability”.