Tax Helplines
| Helpdesk | Toll free No |
| PAN/TAN Updation | 020-27218080 |
| 033-40802999 | |
|
e-filing and Centralized Processing Center |
1800 103 0025 (or) 1800 419 0025 +91-80-46122000 +91-80-61464700 |
| Compliance Portal (Insight) – For Annual Information Statement/ Taxpayer Information Summary | 18001034215 |
|
TDS Centralized Processing Cell (TRACES) |
18001030344 0120-4814600 |