When part of the municipal public domain is made available to a public establishment for inter-municipal cooperation or a mixed syndicate, under the conditions set out in article L. 1321-2 of this code, the municipality, the public establishment for inter-municipal cooperation or the mixed syndicate set, under the conditions provided for in articles R. 2333-114 and R. 2333-114-1, each insofar as it is concerned, the amount of the fees due for the occupation of the public domain they manage by gas transmission and distribution facilities and by individual gas pipelines or by work sites on these facilities.