The tax year runs from 6 April to 5 April each year. You should determine whether or not you fall into a Self Assessment category.

Those who come under the Self Assessment guidelines are required to submit a Self Assessment Tax Return by 31 January of the following year. Some of the Self Assessment categories include:

• High Income Earner
• Limited Company Director
• Property owner
• Self-employed
• Untaxed income
• Investment income over a certain threshold

If you submitted a Self Assessment Tax Return for a previous year, you may be required to submit in subsequent years irrespective of whether you still fall into one of the above categories or not.

• The UK Tax year runs from 06 April - 05 April the following year
• Paper Self Assessment Tax returns are due by the 31 October following the end of a tax year
• Online Self Assessment Tax Returns are due by the 31 January the following year

Please note, ISS cannot provide you with tax advice but can give you the details of a registered tax agent who will be able to help if you so wish.

Disclaimer - ISS is not able to assist you in completing a Self Assessment return and does not assume liability for any inaccurate or incomplete information, nor for any actions taken in reliance thereon. The information we have provided above is a guideline only and you should seek independent advice if you have any further questions.

Tax Refunds

Back to Tax Refunds.