No person shall conduct any construction, grading (stockpiling, excavating, earth moving, filling, clearing, disking, brushing or grubbing on natural or existing grade or perform work that is preparatory to grading), without first having obtained a grading permit in accordance with this title, except as specified in Section 18.06.060 "Permit exemptions" of this chapter and without having obtained coverage under the State Water Resources Control Board's national pollutant discharge elimination system (NPDES) permit for construction activity, if applicable.
(Ord. 13-01 § 4)