As used in this chapter, the term:
Both residential and commercial general contractors, in addition to contractors licensed under Chapter 14 of this title to perform such work or any component thereof, shall be permitted to construct storm-water management systems comprising any storm-water conveyance or storm-water detention facility that moves storm or surface water from a specific point on a wholly contained construction project site to another specific point on the same project site and which are wholly contained within the project site and are not part of or connected to any public or private water treatment system, waste-water treatment system, or storm-water system.
OCGA § 43-41-2