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Home My WebLink About16 - A Code Amendment Updating Accessory Dwelling Unit Regulations to Implement Council Policy K-4 and to Comply with State Law (PA2021-113) - PowerPointJanuary 16, 2023 Item No. 16 Accessory Dwelling Units Code and LCP Amendments City Council January 24, 2023 Jaime Murillo, Principal Planner imurillo@newportbeachca.gov (949) 644-3209 Major Changes in Standards State Law • Increased Height limits for Detached ADUs • 16' for single-family or multi -family • 18' with multi -family, multi -story • 18' if located within %2 mile to transit (regardless of zone) • 2' additional to match roof pitch of main home • Recommendation for Detached ADUs • 18' flat roofs/20' sloping roofs (3:12 pitch) • Simplifies a complicated code (reduces errors) 0_ Building Height. a. I nterna I. Accessory dwel I i ng u n its and jurnia r accessory dwel I i ng u n its intern al to an existing or proposed single -unit cr rnulti-unit dwelling shall comply with the height Iirnit as required by underlying zoning district- b. Attached. Accessory dwelling units and junior accessory dwelling units attached to an existing or proposed single -unit cr multi -unit dwelling shall comply with the height limit as required by underlying zoning district. c. Detached accessory dv+re I I i n g u n its s ha l l n of exceed a h eig ht of s ixtee n (16) feet except as noted below - IF An accessory dwelling unit con s#ru cted on a lot with an existing c r pro p os e d m u Iti-u n it, m u Ki-story d e I ling shay I n of exceed a he ig h# of eig h#een (# 8) feet. i i . An accessory dwelling unit constructed above a detached garage shall n of exceed two (2) stories a nd the max i m u rn a I I enable height of the anderly i ng zon in q district, provided the accessory dwelling unit meets the minimum setbacks required by underlvina zonina district and DrinciDal dweIlina unit cornDIies with Darkino standards set forth in Section 20.40.040 i ii. An accessory dwel I i ng u n it con stru cted on a lot with a n existi ng o r pre pose d sin g le-u n it or m u Iti-u n it d we I ling #h at is located within c ne-half mi le walking d istance of a major #ran sit sto p o r h ig h-q u ality tra ns it corridor, as those to rms a re defined in Section 21155 of the Public Resources Code shall not exceed a height of eig h#een ( 18 ) feet. An ad d itional two (2 ) feet i n he ig ht s h a I I be perm i#ted to a ccorn m od ate a roof pitch on #h e access ory dwell i na u n it th at i s alia ned with the roof itchy of the primary unit Major Transit Stops and HQTC AOAh9S COSTA MESA TAC 25 IRVINE 1j ►414 Existing Metrolink Stations 2019 High Frequency Corridors OC Streetcar (anticipated operation 2024) 2019 Major Transit Stops 2019 Half -Mile High Frequency Corridors Source: OCTA D 1 2 (?� Miles