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Finance & Debts

Commercial Late Interest Calculator

Calculate late payment interest in B2B commercial transactions. ECB rate + 8 percentage points, automatic bi-annual adjustment under the Law of 2 August 2002.

B2B Law 2/08/2002 Belgium Free
Date on which payment was due
Leave today's date if still unpaid
Applicable rates (ECB + 8 percentage points)
2025-07 → 2025-12ECB 2.65% + 8% = 10.65%
2025-01 → 2025-06ECB 3.15% + 8% = 11.15%
2024-07 → 2024-12ECB 4.25% + 8% = 12.25%
2024-01 → 2024-06ECB 4.50% + 8% = 12.50%
2023-07 → 2023-12ECB 4.00% + 8% = 12.00%
2023-01 → 2023-06ECB 2.50% + 8% = 10.50%
Legal basis: Art. 5 of the Law of 2 August 2002 on combating late payment in commercial transactions. Applies only to commercial transactions (B2B). For civil claims, use the legal interest calculator.

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