A well-structured tax calendar is the essential organisational tool for anyone wishing to fulfil their tax obligations reliably and without time pressure. Whether you are a business, a freelancer or a charity – a clear overview of all key filing, reporting and payment deadlines is crucial to ensuring a smooth and legally compliant tax year.

Our digital calendar provides you with a comprehensive and easy-to-understand overview of all relevant deadlines, reporting requirements, submission methods and the relevant authorities acting as recipients of your reports.

The benefit for you: each deadline can be transferred directly to your Outlook calendar with a single click on the calendar icon.

Ready to talk? Contact us.

An overview of tax deadlines for 2026

An overview of all tax deadlines – Outlook appointments at a click. The calendar is only available in German.

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An overview of the tax deadlines calendar

The calendar provides a clear month-by-month layout in which all standard tax categories are grouped by colour – including payroll tax returns, advance VAT returns, business and property tax, corporation tax, and regular advance payments. It also includes numerous special deadlines that can easily be overlooked in day-to-day work, such as:

Deadlines for submitting summary declarations
Reporting obligations for digital platform operators
Notifications regarding withholding tax and special tax deductions
The OSS and IOSS deadlines
Deadlines for minimum tax
Deadlines for energy duty and electricity duty
Deadlines for event-related applications

Well prepared for the tax year

With the digital tax deadlines calendar, you can keep track of all key tax deadlines, minimise the risk of missing deadlines and lay the groundwork for forward-looking, well-structured annual planning. Use the calendar as your daily guide to coordinate processes efficiently and start the tax year well prepared and on the right foot.

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Our tax deadlines calendar keeps you up to date with key tax deadlines. Are you aware of all the resulting obligations? Our checklist-based workshop will help you identify them.

Ready to talk? Contact us.