The minimum rate of subsidy may not be less than 20% of the estimated amount of subsidisable expenditure excluding tax. The maximum rate of grant may not exceed 60% of this amount, or of the final amount of the operation in the case provided for in the second paragraph of I of Article D. 1424-32-10.
However, in the case of an operation presented by a fire and rescue service and of zonal or interdepartmental interest, or an operation intended to make up for a major equipment backlog, the upper limit may be raised to 70%.
The investment aid fund may not have the effect of increasing the amount of direct public aid above the ceiling provided for in III of Article 10 of Decree no. 2018-514 of 25 June 2018 relating to State subsidies for investment projects.