1. What is Part-Month Salary Calculation?

The part-month salary calculation determines the exact amount an employee should be paid when they haven't worked a full month, accounting for deductions like income tax and national insurance in the UK.

2. How Does the Calculator Work?

The calculator uses the following formula:

Where:

• Gross Pay — Annual salary converted to monthly amount
• Income Tax — Monthly tax deduction
• National Insurance — Monthly NI contribution
• Days Worked — Actual days worked in the month
• Total Days in Month — Typically 30 (but varies by month)

3. Importance of Accurate Calculation

Details: Accurate part-month salary calculation ensures employees are paid correctly for partial periods (starters/leavers) and helps employers maintain proper payroll records.

4. Using the Calculator

Tips: Enter all values in GBP. Days worked cannot exceed total days in month. Typical months have 30 days (though actual varies from 28-31).

5. Frequently Asked Questions (FAQ)

Q1: Should I use calendar days or working days?
A: Typically use calendar days unless specified otherwise in employment contract.

Q2: How to handle different pay frequencies?
A: For weekly pay, divide annual figures by 52; for monthly, divide by 12 before calculation.

Q3: What if employee worked partial days?
A: For part-days, use decimal values (e.g., 2.5 days for 2 days and half day).

Q4: Are bonuses included in gross pay?
A: Only include if they're part of regular monthly pay. One-off bonuses should be calculated separately.

Q5: How to account for unpaid leave?
A: Subtract unpaid leave days from days worked in the calculation.