Extension of the deadline for filing tax returns in the canton of Zurich

Extension of Deadlines in the Canton of Zurich

Current 2025: The Deadline extended to end of April according to decision of the Finance Directorate.

The tax offices they begin Reminders are usually sent between mid-April and May to taxpayers who have not completed their tax returns and have not yet applied for an extension.

Automatic extension of deadlines in the canton of Zurich

Important: as a regular customer and client of Simpletax In the canton of Zurich you do not need to do anything, your deadline will be Automatically about our system extended to November 30th.

If you have an extension, you can tackle your tax return in peace. Simpletax Branch appointments are available until May/June and again from the beginning of September – use the simplest tax service even outside of the high season. Book one of the still available Appointments in a branch or via video call to bring your documents. Simply choose the nearest branch or on the Press the button “Book appointments online yourself”!

You can also contact us in writing via Contact form please indicate your preferred date.

Extension of deadlines for tax returns in the canton of Aargau

Extensions for tax returns in the municipalities in Aargau cannot be carried out automatically. However, the rule applies that no reminder is sent until the end of June.

Dates for the tax service in autumn

With an extension, the problem can be eased or postponed; you can also book an appointment after the summer holidays if, for example, documents are still missing.

If it is urgent, we will do everything by express within 7 working days (after receipt of all documents, sent/returned by A-post or electronically as a PDF).

Further tips on tax returns and tax advice

A collection current tips, especially on online tax returns in the canton of Zurich can be found on this page. More information about simple Tax Advisory We describe the variations in our blog.