Automatically check withholding obligation and social debts.
Checkplicht checks with the NSSO and FPS Finance. Checkplicht archives and alerts.
Try it free for 7 days, no card needed.






Mandatory check with every payment
Before paying any supplier, you must verify whether tax and social debts exist. Failing to check can result in a fine and joint liability.
Fines up to 35%
Administrative fine equal to the amount you should have withheld: per invoice.
Joint liability
NSSO or FPS Finance can come after you directly for your supplier's debts.
Manual work
Run manual lookups for every invoice through two portals. Unsustainable
How does it work?
From VAT number to a full overview in seconds. Fully automatic.
- 01Import Excel
- 02Live check
- 03Red or green
- 04Automatic notifications
suppliers.xlsxWhy Checkplicht
Every check performed straight from the source and archived automatically in your file.
Certainty on every payment
- Direct checks with NSSO and FPS Finance, no middleman or copy paste.
- Double or incorrect payments are avoided.
- No risk of fines or joint liability.
Automatic follow-up
- Certificates and checks are archived automatically.
- Follow-up runs automatically, with rechecks on your own cadence.
- Always compliant with the legal duties around social and tax debts.
Cost and time savings
- Less admin work, a clear internal cost saving.
- The time saved can match the monthly cost of an administrative employee.
- Extra financial and legal safety for your company.
Try it free for 7 days, no card needed.
What you get
Live checks
Official NSSO and FPS Finance data, seconds-fresh.
Auto archive
PDF proof per check, searchable and exportable.
Alerts
Get notified the moment a supplier goes into debt.
Team & API
Multiple users, roles and a REST API to plug into your system.
Transparent pricing
All prices are excluding VAT.
Choose a plan based on the number of suppliers.
For solo suppliers and small firms.
- Live checks at NSSO, NISSE and FPS Finance
- Digital attestation archive
- 3 attestation types: per supplier, per site, monthly (PDF)
- Official payment handover to checkinhoudingsplicht.be
- Multilingual: EN, NL, FR (UI and PDFs)
- Projects and sites with search
- Excel import and export (selection, filtered, all)
- Automatic re-check
- Notifications and dashboard KPIs
Includes a 7-day free trial
Start 7-day free trialFor established companies with a large supplier network.
- Live checks at NSSO, NISSE and FPS Finance
- Digital attestation archive
- 3 attestation types: per supplier, per site, monthly (PDF)
- Official payment handover to checkinhoudingsplicht.be
- Multilingual: EN, NL, FR (UI and PDFs)
- Projects and sites with search
- Excel import and export (selection, filtered, all)
- Automatic re-check
- Notifications and dashboard KPIs
- Delete suppliers
Includes a 7-day free trial
Start 7-day free trialFor groups, accounting firms and large suppliers.
- Live checks at NSSO, NISSE and FPS Finance
- Digital attestation archive
- 3 attestation types: per supplier, per site, monthly (PDF)
- Official payment handover to checkinhoudingsplicht.be
- Multilingual: EN, NL, FR (UI and PDFs)
- Projects and sites with search
- Excel import and export (selection, filtered, all)
- Automatic re-check
- Notifications and dashboard KPIs
- Firm workspace: multiple client files
- White label: your logo on certificates and reports
- Personal onboarding
- Priority support
- SLA and custom agreements
Automatically check withholding obligation and social debts.
Checkplicht checks with the NSSO and FPS Finance. Checkplicht archives and alerts.
Try it free for 7 days, no card needed.
For these sectors
Check withholding obligation for the sectors where article 30bis is active today.
Construction & real estate
Works in immovable property, renovation, electrical and concrete.
Learn moreCleaning
Professional cleaning and building maintenance services.
Learn moreMeat sector
Cutting, processing and distribution of meat.
Learn moreSecurity & surveillance
Guarding, monitoring and surveillance services.
Learn more