Article R3334-18 of the French General Code of Local Authorities
When it has not been possible to allocate the share of all the départements in a region in the overall allocation between the départements in that region under the conditions set out in the third paragraph of article L. 3334-16, the distribution is made in accordance with the terms below. The regional prefect chooses, from the list drawn up in application of IV of article 13 of law no. 83-663…