Federal Government Debt at the end of September 2025

As of the end of September 2025, the federal government debt amounted to EUR 544.485 billion. The federal government debt thus increased by EUR 7.35 billion since August.

In net terms (after deducting placements and securities held in portfolio), the federal government debt increased by EUR 4.62 billion to EUR 529.242 billion.

The net balance to be financed amounted to EUR 4.70 billion (to the detriment of the Treasury).

For more details on the issuance and repayment of short-term and long-term debt in September 2025, please refer to the website of the Belgian Debt Agency (www.debtagency.be/en).

The average maturity of the federal government debt decreased by 0.06 year to 10.26 years, while the average interest rate of the debt instruments remained at 2.01%. The 12-month and 60-month refinancing risks amounted to 14.84% and 37.38% respectively.