Ird Tax Due Date Calendar 2025 2025. For example, a tax bill for the 1 april 2023 to 31 march 2024 tax year is due on 7 february 2025. As we step into the new financial year, taxpayers and organisations need to keep track of important deadlines in the income tax calendar for.

However, keeping up with tax deadlines doesn’t need to be stressful. This tax calendar has the due dates for 2025 that most taxpayers will need.