Personal Tax

The tax year runs from 6 April to 5 April. Tax returns are required to be submitted by 6 October each year, unless you leave the Island or are otherwise advised.

All income is assessed on a current year basis. For example, the 2020/2021 year of assessment is based on the income of the year ending 5 April 2021.

The following buttons provide a selection of frequently asked questions on some key personal tax topics:

The following personal tax information may also be of interest:

• Income from Overseas
• Personal Allowance Credits
• Reference Numbers
• The Effect of a Death

Information about National Insurance Contributions on the Island can be found on our National Insurance page.

If you are not resident in the Isle of Man but have income from the Island, the information on our Non-Resident page might be of interest.

How to complete your tax return online

The below video provides step-by-step instructions to assist you in completing your personal tax return online.