"We have repeatedly said that we consider the option of the reparations loan the worst of all, as it is risky and it has never been done before," Prevot told reporters ahead of the NATO Foreign Affairs Ministerial meeting.
Belgium believes it is being asked to show solidarity regarding the use of Russian assets, "without being offered the same solidarity in return," the foreign minister added.
"Everyone can see how difficult it has been for months to find a robust solution to the proposed option. This explains why we keep on pleading for an alternative, namely the EU borrowing the amount needed on the markets," Prevot also said.