No need to surrender passport. OCI available now See https://india.embassy.gov.au/ndli/dualnlty.html In UK, call +44 203 793 8629 or +44 203 788 4666 or email info.ociuk@vfshelpline.com Related links locked & unresolved: https://www.immigrationboards.com/other-countries/indian-passport-surrender-t30...