It shall be unlawful to trim or cut in any manner, unless otherwise allowed in this subchapter, any tree in any public area in the City without the person receiving a permit from the City of Hiawatha. Property owners, agents or occupants may trim limbs or branches from trees on right-of-way areas abutting their property without a written permit. Such cutting or trimming shall conform to the arboricultural specifications and standards of practice in Chapter 165 Appendix C.