Public water and sanitation utilities may allocate a grant to the housing solidarity fund to help finance aid relating to the payment of water supplies or related collective charges mentioned in article 6 of law no. 90-449 of 31 May 1990 aimed at implementing the right to housing.
An agreement signed with the manager of the housing solidarity fund sets out the rules for calculating, allocating and paying this subsidy, the amount of which may not exceed 2% of the pre-tax amounts of water or sewerage charges collected.