PAYE tax bands and SSNIT contribution rates are updated periodically. The payroll spreadsheet continues applying old rates for months after a change, resulting in under-remittances and penalty notices from both GRA and SSNIT.
Automated payroll engine with current GRA PAYE tax bands and SSNIT tier-1/tier-2 statutory rates updated centrally — each payroll run applies the correct rates without manual intervention.

