| Event Date | Act | Applicable Form | Obligation |
| 05/02/2012 | Service Tax | Challan No.TR-6 | Payment of Service Tax of Jan by Companies |
| 07/02/2012 | Income Tax | Challan No.ITNS-281 | Payment of TDS/TCS deducted/collected in Jan |
| 07/02/2012 | Income Tax | Form No.15G, 15H,27C | Submission of Forms received in Jan to IT Commissioner |
| 10/02/2012 | Excise | ER-1 | Return for Non SSI assessees for Jan |
| 10/02/2012 | Excise | ER-2 | Return for EOUs for Jan |
| 10/02/2012 | Excise | ER-6 | Return by units paying duty > 1 crore (CENVAT + PLA) for Jan |
| 15/02/2012 | | Challan | Payment of PF for Jan. ( Cheque to be cleared by 20th) |
| 15/02/2012 | D-VAT | DVAT-20 | Deposit of DVAT TDS for Jan |
| 15/02/2012 | | Form 5 & Form 10 | Return of employees joining & leaving in Jan. |
| 21/02/2012 | ESI | ESI Challan | Payment of ESI of Jan |
| 21/02/2012 | M-VAT | MVAT Challan | Payment of VAT & WCT TDS under MVAT for Jan |
| 21/02/2012 | WB VAT | WB VAT Challan | Deposit of VAT & CST for Jan |
| 21/02/2012 | M-VAT | Form 231-235 & CST 1 | Submission of MVAT return for Jan. (10 days extra for e-returns) |
| 22/02/2012 | D-VAT | DVAT - 43 | Issue of DVAT certificate for deduction made in Jan |
| 25/02/2012 | D-VAT | Form 16 and CST 1 | E- Return of VAT for Jan |
| 25/02/2012 | D-VAT | DVAT-20 & Central | Deposit of VAT & CST Tax for Jan |
| 25/02/2012 | | Form 12A | Return of PF for Jan. |
| 28/02/2012 | D-VAT | 16 & 1& Ack | Physical Return of VAT &CST for Jan |