The requirements of § 22-4.1 shall apply to all residential subdivisions laid out after the effective date of this article; provided that such requirements shall not apply to any residential subdivision situated outside of the district of Honolulu where tentative approval of the preliminary map of such subdivision has been granted on or before the effective date of this article and where approval of the final map is granted, or deemed to be granted, in accordance with the subdivision rules and regulations.
(Sec. 22-4.2, R.O. 1978 (1983 Ed.)) (1990 Code, Ch. 22, Art. 4, § 22-4.2)