The legal starting point
A formal notice clearly requests performance of an obligation. It must fit the contract and applicable rules. Consumer debts owed to businesses have specific protections. A registered letter does not automatically establish the claim or interrupt limitation.
Documents to gather
The contract, invoices, payment evidence and received letters with envelopes. Separate admitted and disputed amounts.
Your next step
Write a short timeline and state the outcome you seek. Request a written explanation if an amount or decision seems wrong. Before signing, acknowledging a debt or allowing a deadline to pass, check the consequences for your circumstances. An amicable step does not automatically suspend a statutory deadline.
Frequently asked questions
Is a guide enough to decide?
It helps prepare your next step. Dates, documents and specific rules can change the answer. Consult the sources below and have decisive issues assessed.
Sources and useful texts
Sources consulted on 27 September 2026
General information about Belgian law. Region, date of events and your circumstances can change the applicable rule.
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