Death of Proprietor in GST

File return up to the date of death. Obtain new registration in the name of successor. If any utilized ITC remains in the e ledger of the deceased, you can transfer it to new registration through ITC-02. Mention death of prop. as the reason for cancellation and also select death of prop while filing new registration application. After cancellation by appropriate authority you need to file GSTR-10 within 90 days of order of cancellation. You can also declare stock in application for cancellation along with inputs that have been transferred to legal heir on going concern basis. Reversal of ITC held in stock does not apply in case of death of properietor when business is transferred on going concern basis.