The director shall adopt rules pursuant to HRS Chapter 91, relative to the planting, trimming, and maintenance of all shade trees, hedges, and shrubs within the public right-of-way on public streets of the city, and relative to the issuance of permits for the replacement, removal, planting, spraying, trimming, or pruning of street trees by private citizens.
(Sec. 13-14.4, R.O. 1978 (1983 Ed.)) (1990 Code, Ch. 10, Art. 1, § 10-1.4)