MrrAmissah/Ghana-Paye-Calculator

Estimate your Ghana PAYE income tax and net pay instantly. Uses 2026 GRA monthly tax bands with SSNIT Tier 1 and optional Tier 3 deductions. Built with React, TypeScript, and Tailwind CSS. # Ghana PAYE Calculator **Live demo:** ghana-paye-calculator.verce… A client-side Ghana payroll and income tax dashboard for estimating PAYE, SSNIT, voluntary Tier 3 deductions, and net take-home pay from monthly salary details. > **Estimate only.** This calculator is based on 2026 Ghana Revenue Authority (GRA) monthly income tax bands and the SSNIT employee Tier 1 rate. It does not account for overtime, bonuses, back-pay, reliefs, or other non-standard payroll items. Always confirm with the Ghana Revenue Authority (GRA) or a licensed tax professional. ## Features Salary inputs: Enter monthly basic salary, optional allowances, and optional voluntary Tier 3 contribution. Tier 3 cap handling: Voluntary Tier 3 is capped at 16.5% of basic salary and the UI warns when the cap applies. Monthly / annual toggle: Switch every displayed value between monthly and annual views. Net-pay dashboard: Shows take-home pay prominently with a take-home/deductions donut chart. Tax breakdown table: Displays each GRA band, rate, taxable amount, and tax due from the live calculation state. Contribution summary: Shows employee SSNIT, employer SSNIT, Tier 3, PAYE, and total employee deductions. Quick facts: Explains useful assumptions such as net-pay percentage, effective PAYE rate, and top marginal band. Copy summary: Copies the current calculated payslip summary to the clipboard. Print payslip: Opens a print-ready payslip view with form controls hidden. Dark mode: Supports a deep espresso/charcoal dark theme while keeping print output light and readable. ## Calculation Flow Given a monthly basic salary, optional allowances, and optional voluntary Tier 3 contribution: Gross income: Basic salary + allowances. Employee SSNIT Tier 1: 5.5% of basic salary only. Voluntary Tier 3: User input capped at 16.5% of basic salary. Chargeable income: Gross income - SSNIT Tier 1 - voluntary Tier 3. PAYE tax: 2026 GRA monthly bands applied progressively to chargeable inco …