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Free Tax Resources

You don’t learn taxes in school. 
That’s why we have all your questions answered here. 
Use our guides, videos, blog posts, free tools, and more.

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Become self-employed

Taxes

VAT

Social contributions

Deductible expenses

Secondary occupation

Invoices

Bookkeeping

Sole trader

Freelancer

Insurances

E-invoicing for the self-employed explained

As a business, you may invoice in any way you prefer, as long as the...

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Costs for e-invoicing are temporarily 120% tax-deductible

Starting from 2026, all self-employed individuals will need to send their invoices electronically in a...

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How to receive e-invoices from Engie

Starting in 2026, all invoices between Belgian companies will have to go through the Peppol...

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How to set up e-invoicing with Liantis

Have you already switched to electronic invoicing, and you’d like to receive invoices for your...

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How to enable e-invoicing with Orange

Did you know that by 2026, all invoicing between Belgian companies will have to be...

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How to enable e-invoicing with Proximus

From 2026, all invoices between Belgian companies will have to go through Peppol. To get...

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Internet and telephone fees Deduct your internet fees

Internet fees are easily deductible, as the link to your activity is generally obvious. Who does not need the internet to work today?

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Tax audit risk

Easiness to justify

What can I deduct?

Search business expenses that match your situation. Tailor-made for self employed professionals in 🇧🇪

Most Used Free Tax Resources

Income Tax Calculator

Discover how much you will actually earn from your self-employment and how much taxes you need to pay.

Just a few clicks and the income tax calculator does the rest – no tax expertise needed. Simplify your financial planning and get rid of uncertainty around tax calculations.

Invoice & Offer templates

Simply use these templates to create flawless, professional invoices tailored for German self-employed professionals.

Your invoices should be as good as your work. And of course legally correct. It's completely free and requires no registration.

A Beginner’s Guide to Self-employment Taxes

You are thinking of starting out as a self-employed professional in Germany? You have come to the right place!

Here you find the free resources to answer all essential questions to become self-employed.