FairWork Mate

Back Pay Calculator

Estimate how much back pay you are owed if you have been underpaid, including optional superannuation shortfall.

Last verified: 1 July 2025
$

The amount you should have been paid per week (before tax).

$

The amount you were actually paid per week (before tax).

weeks

How many weeks the underpayment continued (max 6 years = 312 weeks).

Include superannuation shortfall?

General information and estimates only — not legal, financial, or tax advice. Always verify with the Fair Work Ombudsman (13 13 94) or a qualified professional.