Income Tax Due Date 2024. If you file your itr after the due date, you'll be liable to pay a late fee. Judy has paid £46,969.70 in inheritance tax and income tax on the pension fund and will still be liable for income tax at her marginal rate when accessing the £53,030.30.

Knowing these deadlines also allows you to plan, so you can take advantage of available deductions, exemptions, and other tax benefits. However, if you fail to file within the due date, you can still.