Responsible for circulation coin ordering, design, quality control, and counterfeit coin screening. The Royal Mint also represents the Belgian State on an international level.

The mintage and commercialization have been awarded to the Royal Dutch Mint up to and including 31 December 2025. The Belgian King continues to be the issuing authority. The task of managing the assay office of precious metals is entrusted to the RMB. This includes monitoring registrations in the assay office register and approving stamp marks.