Calculating your Income Tax

What is a Tax Credit Certificate?

Your Tax Credit Certificate (TCC) lists for the tax year, your:

You can view, print or download your TCC in My Documents in myAccount.

When you start your job, you must tell Revenue as soon as possible, or you may have to pay emergency tax. We will send a TCC to you.

Your employer will be given a Revenue Payroll Notification (RPN). The RPN shows your total tax credits, your tax and USC rate bands. It will not give a breakdown of the tax credits you have claimed, only the total amount. Your employer will use this to calculate your tax and USC.

Next: How your Income Tax is calculated