The guarantee fund shall reimburse the French central office, on behalf of the French State, the sums owed by the latter for accidents for which it is liable in the countries mentioned in the first paragraph of article L. 211-4. An agreement entered into by the State with the guarantee fund and the French central office, and approved by order of the Minister for the Economy and Finance, sets out the conditions for the application of this article, in particular the procedures for reimbursing these sums to the guarantee fund.