In any case if the insured/ policyholder would like to cancel his Kotak Mahindra General Insurance, then the given procedure needs to be followed:-
Customer service address: Kotak Mahindra General Insurance
27 BKC, C 27, G block,
Bandra Kurla Complex,
Bandra East,
Mumbai - 4000051.
Maharashtra, india.
Customer service desk at care@kotak.com