Article 5 2a.

By way of derogation from paragraph 2, in respect of Mayotte, France shall ensure that urban waste water entering collecting systems shall before discharge into sensitive areas be subject to more stringent treatment than that described in Article 4 by 31 December 2020 at the latest for agglomerations of more than 10 000 p.e., which, along with the agglomerations referred to in Article 4(1a), will cover at least 70 % of the load generated in Mayotte.