Preliminary tax is your estimate of the Income Tax, Pay Related Social Insurance (PRSI) and Universal Social Charge (USC) that you expect to pay for a tax year. You must pay this by 31 October of the tax year in question.

In response to a number of enquiries from clients here is a quick explanation of Preliminary Tax. Preliminary Tax is an estimate of the Income Tax, Universal Social Charge (USC), and Pay Related Social Insurance (PRSI) that you anticipate owing for…