EXHIBIT C
Category
Current Code
Revised Draft
Key Difference
Legal Basis
Government Code § 65852.2
Government Code § 66310 et seq.
Updated state law reference
Definitions
Limited (ADU, JADU, Living Area, Transit)
Expanded: Conversion ADU, Transit Corridor, Tandem Parking, State-exempt ADU, etc.
More precise and comprehensive definitions
Applicability
Single-family and multifamily zones
All residential and mixed-use zones; prohibits RVs as ADUs Expanded applicability and restrictions
Approval Timeline
60-day ministerial review
60-day review + 30-day preapproved plans + denial procedures Faster and more structured processing
Height
16 ft max
16–25 ft depending on location and building
More flexibility for transit areas and attached units
Square Footage
Up to 1,200 sq ft
850 sq ft (1 bed), 1,000 sq ft (2+ beds), 500 sq ft for JADU Tiered max size
Setbacks
4 ft side and rear
4 ft min; additional articulation and front placement rules More design-oriented
Parking
1 space, exemptions for transit
1 space, same exemptions + 9x19 ft min size + tandem clarified More detail and clarity
Occupancy
No owner occupancy for ADU; required for JADU
JADU owner-occupancy required; ADU rentals >30 days
Clearer occupancy rules
Design Standards
Basic conversion rules
Detailed: windows, balconies, articulation, garage conversion design More prescriptive
Safety & Infrastructure
Basic building code compliance
Adds fire sprinklers, equipment setbacks, emergency access, addressing Strengthened safety standards
Multifamily ADUs
1 ADU per 4 units (attached), 2 detached
Up to 8 detached, 25% conversion allowance
Expanded ADU capacity
Impact Fees & Utilities
Separate metering for new ADUs, no fees < 750 sq ft
Similar but more explicit metering rules
Clarified utility policies
Administrative Features
None
Preapproved plans, labeling units, state-exempt ADUs
Modernized permitting system