Department of Trade and Taxes 
| 1 | Service Center to assist taxpayer for e-filing of return | Click Here |
| 2 | Help line for GST Registration | Click Here |
| 3 | Authority for Advance Ruling under State GST & details of application procedure, checklist | Notification Application Checklist |
| 4. | Appellate Authority for Advance Ruling under State GST & details of application procedure, checklist | Notification Details of Application & SOP |