Yes, the commodity account can be closed without closing the trading and demat account by following these steps:
Online
Fill out the account closure form (PDF) and digitally sign it. Create a ticket with the digitally signed account closure form.
Offline
On the account closure form (PDF), check the box for Zerodha Broking Ltd (Commodity) and sign the form.
Write a letter confirming that the commodity account has to be closed without closing the trading and demat account. Courier the form and letter to:
Zerodha Customer Support Centre
192A 4th Floor,
Kalyani Vista, 3rd Main Road,
JP Nagar 4th Phase,
Bengaluru, 560076
Sample copy of the account closure form (PDF).
The commodity account closure will be processed within 7 days once the forms are received, provided all dues for the commodity account are cleared.