Stormwater and erosion management; administration of program by certified third party.

Authorizes the hiring of certified third-party professionals to administer any or all aspects of a program for the management of stormwater and erosion, including plan review and inspection but not including enforcement, on behalf of (i) an erosion and stormwater management program authority, which is the State Water Control Board or a locality approved by the State Water Control Board, or (ii) a stormwater management program authority, which can be a locality, a state entity, or another type of entity.