Exempts runoff from roofs, paved areas, and other artificial surfaces and rain barrels, cisterns, and other similar facilities for capturing runoff from roofs, paved areas, and other artificial surfaces from various permit requirements.

Declares that rain barrels, cisterns, or other similar constructed water storage facilities that have a storage capacity greater than five thousand gallons for capture and use of runoff from roofs, paved areas, and other artificial surfaces are regulated.