Motilal Oswal account cannot be closed online.
Steps for closing your Motilal Oswal account offline are as follows:
Download the account closure form.
Fill the closure form with the required information and sign it.
Send the form to their head office or physically submit it to the nearest branch.
Points to note before initiating the account closure:
There should be no shares left in your account.
Clear outstanding dues, if any.
Square off F&O open positions, if any.