July 2024

Reviewed by Connor Masters ATT, Senior Tax Specialist at RIFT Tax Refunds

A tax code is a string of letters and numbers that tells your employer how your earnings should be taxed. You get one for each job you have, and it’s important to keep note of them.

If you’ve got the tax code 0T, it usually means you're not getting any personal allowance. This is often due to starting a new job or having multiple incomes.

Understanding this code will help you to avoid overpaying tax. Let’s get into what the 0T tax code means, with tips on how to fix it.