The Prefect will request the repayment of all or part of the subsidy in the following cases:
a) If the allocation of the subsidised investment has been modified without his authorisation before the expiry of the deadline set in the order awarding the subsidy;
b) If he is aware that the ceiling provided for in the second paragraph of article R. 2334-27 or of a failure to comply with the rules governing the minimum participation of the project owner;
c) If the operation is not completed within the period stipulated in article R. 2334-29.