Last week I got a limit Enhancement from Kotak...for that I called the customer service no. And they provided me with the following:
Hi! As discussed on call for Limit Enhancement of your Credit Card we need below documents - If you are Salaried - Last 3 months self attested salary slip or last 6 months Bank Statement If you are Self-Employed - Self-attested ITR for the last 2 years You can send these documents to us through Net Banking login by following the below steps - 1. Login to Net Banking and click on Help 2. Click on Inbox 3. Click on Compose mail 4. Click on *Choose file* and add the attachment You can also send the documents via website by clicking
https://www.kotak.com/en/customer-service/contact-us/email-us/kotak-credit-card/other.html Warm regards, *Team Kotak Mahindra Bank*
I used the net banking method to put a request attached last 2 years ITR and Credit Card statement of my other Card. Got Limit enhanced in 4 days