In terms of law, the legal heir is a person who represents the assets of an individual after his/her death. When you register for a legal heir certificate, the following documents are acceptable:
You will need copies of the following documents to file the ITR on behalf of the deceased person:
After successfully registering, the legal heir is called to send it to the e-filing administrator. He will verify the requests and accordingly approve/reject the request. If the request is approved, then the heir can use all the services that are available for the deceased and the legal heir.
If the request is rejected for any reason, then the legal heir will receive an intimation with a valid reason for the rejection. There could be many reasons, such as a wrong document uploaded, incorrect information provided, etc. As per the reasons, the legal heir should take the important actions to correct all these mistakes.
After the approval, the legal heir can access the income tax e-filing account of the deceased taxpayer with their own income tax login. After logging in, you can change it from SELF to LEGAL HEIR or REPRESENTATIVE, so that you can access all the information and also file the ITR.