Article R2224-29-1 of the French General Code of Local Authorities
For the application of articles R. 2224-26 and R. 2224-29, the opinion of the deliberative body of the municipality or group of local authorities is deemed to be favourable when the latter, duly requested and convened, refuses to deliberate or does not issue a favourable opinion at the end of a period of three months from receipt of the request for an opinion. .