Chapter 10.13 AIRCRAFT This chapter is included in your selections. Sections: 10.13.010 Purpose. 10.13.020 Definitions. 10.13.030 Aircraft and Helicopter Landings at Authorized Locations Only. 10.13.040 Existing Heliports and Helistops. 10.13.050 Exceptions. 10.13.060 Exemptions. 10.13.070 Penalties.