- 05 January – Monthly Pay-As-You-Earn (PAYE) submissions and payments
- 24 January – End of Filing Season for Provisional taxpayers
- 24 January – End of Trusts Filing Season for taxpayers liable for provisional tax
- 30 January – Excise Duty payments
- 31 January – Value-Added Tax (VAT) electronic submissions and payments & CIT Provisional payments where applicable.
