Business expenses (Dexxter): overview of deductible costs for sole proprietors.
Last updated: 28 August 2026
What will you find on this page?
Dexxter brings together, on one page, an overview of common (potentially) deductible business expenses for Belgian sole proprietors, grouped by theme (e.g., social contributions, investments, insurance, car expenses, office space, accounting software, …).
For each theme you can click through to a separate item with more explanation.
When is this useful?
- As a quick checklist to see which expenses you may not be including yet.
- To get ideas about which expenses you should track consistently (with invoice/receipt + a short justification).
- As a starting point for a conversation with your bookkeeper/accountant.
Extra tip: search per cost on Beroepskosten.be
Want a short, practical overview per cost item (including indications such as “chance of an audit” and how easy it is to justify)? Then also use:
Source
Want to know more?
This article was written with AI and may contain inaccuracies. Visit the source website to consult the original information.
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