| Jan 11 | e-Filing | of 1601C (eFPS Group E) |
| Jan 12 | e-Filing | of 1601C (eFPS Group D) |
| Jan 13 | e-Filing | of 1601C (eFPS Group C) |
| Jan 14 | e-Filing | of 1601C (eFPS Group B) |
| Jan 15 | e-Filing | of 1601C (eFPS Group A) |
| Filing and Payment | of 1601C (Non-eFPS Filers) |
| Registration | of bound Looseleaf Books of Account/Invoices/Receipts & other accounting records (YE 2020) |
| Jan 20 | e-Payment | of 1601C (all eFPS Filers) |
| Jan 25 | e-Filing/Filing | of 2551Q and 2550Q (eFPS and Non-eFPS Filers) |
| e-Submission | of Quarterly SLSP (Non-eFPS Filers) |
| e-Payment/Payment | of 2551Q and 2550Q (eFPS and Non-eFPS Filers) |
| Jan 30 | e-submission | of Quarterly SLSP (eFPS Filers) |
| Submission | of Inventory List |
| Jan 31 | e-Filing/Filing | of 1601EQ, 1601FQ (eFPS and Non-eFPS Filers) |
| e-Submission | of Quarterly Alphalist of Payees (eFPS and Non-eFPS Filers) |
| e-Payment/Payment | of 1601EQ and 1601FQ (eFPS and Non-eFPS Filers) |
| e-Payment/Payment | of 0605 – Annual Registration Fee (eFPS and Non-eFPS Filers) |
| e-Filing/Filing | of 1604CF with Annual Alphalist of Payees (eFPS and Non-eFPS Filers) |
| Submission | Notarized Income Payor/Withholding Agent’s Sworn Declaration with List of Payees |
