Chapter 15.30 GRADING, EXCAVATION AND LAND FILLING This chapter is included in your selections. Sections: 15.30.010 Purpose. 15.30.020 Permit required. 15.30.030 Exemptions. 15.30.040 Prohibited excavation, grading and filling. 15.30.050 Permit application. 15.30.060 Standards. 15.30.080 Sureties. 15.30.090 Expiration of permit. 15.30.100 Grading, excavation and land filling permit fee.