The present Act introduces some substantial amendments to the Water Resources Act of 31 July 2009. In particular, the Act amends article 71 dealing with expropriation procedures; article 71a on Premature possession is adds; article 78 on Building provisions for inondation areas; the following articles are added: Other protection measures for inondation areas (art. 78a); Areas at risk outside inondation areas (art. 78b); Heating oil consumer installations in inondation areas and outside (78c); Flood generations areas (78d); Right of first refusal (99a).