1.Login GST Portal 2.Go to Registration Tab 'Application for amendment of non - core fields. 3. Click in 'Edit' button in front of Promoter and change email id and mobile No. 4. verification OTP will send to the mobile and EMail ID.
Yes, On mobile Otp will also come, As you go on non core amendment, edit Authorised signatory detail then on confirmation submit the OTP and it will change
If the Authorised Signatory is the same person who is also the Proprietor of the Business, then follow the given steps to change the Registered E-mail Id :
(a). Login to the GST common portal with your login credentials ( username and password ).
(b). Click the Registration Tab and Select "NON CORE AMENDMENT."
(c). Click on Promoter Tab.
(d). Click Edit under Actions.
(e). Update the new email id and then SAVE it. It will now automatically reflect the changes in Authorised Signatory tab also. Click on the Check Box to select the primary authorised signatory and save it.
(f). Go to the Verification Tab and verify it. The OTP will be coming to your mobile number and to your newly registered E-mail id if you verify it using EVC mode.
The E-mail Id is now updated successfully with the GST common portal.