Article L5211-58 of the French General Code of Local Authorities
Any taxpayer registered on the roll of the municipality has the right to exercise, both as plaintiff and defendant, at his own expense and risk, with the authorisation of the administrative court, the actions that he believes belong to the public establishments of inter-municipal cooperation to which the municipality has joined and which the latter, previously called upon to deliberate, have refused or neglected to exercise. The taxpayer sends the…