Steps to change contact details in GSTN by the user taxpayer for change of email and mobile number:-
- RAJENDRA DANGWAL
- Jun 5, 2019
- 1 min read

Steps to change contact details in GSTN by the user taxpayer for change of email and mobile number:-
👉Step-1 Login with your user id and password,
👉Step-2 Click on the registration bar and select the non-core amendment,
👉Step-3 Click on the authorized signatory tab,
👉Step-4 Add new authorized signatory whose email and mobile number user wants to use,
👉Step-5 Go to verification tab and submit the application.
👉Step-6 After submission of application please wait for sometime (15 minutes)
👉Step-7 Login again with user id and password,
👉Step-8 Go to the authorized signatory tab – deselect the primary authorized signatory check box,
👉Step-9 Select the newly added authorized signatory as primary authorized signatory,
(Important- Older mobile and email id will be pre fetched by the system. Please ensure to change the mobile and email id to which you want to add.)
👉Step-10 Go to the verification tab and submit,
(Note For Company /LLP DSC will be allowed. For EVC submission, OTP will come on newly added email/mobile number)
CA Amresh Vashisht
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