Citizen Portal
Sign In

Get Full Government Meeting Transcripts, Videos, & Alerts Forever!

Planning Commission forwards ADU ordinance overhaul to City Council, removes mandatory ADU parking and clarifies discretionary review

San Mateo City Planning Commission · December 10, 2025
AI-Generated Content: All content on this page was generated by AI to highlight key points from the meeting. For complete details and context, we recommend watching the full video. so we can fix them.

Summary

The Planning Commission on Dec. 9 recommended City Council adopt comprehensive ADU ordinance updates to conform with HCD guidance and state law, eliminate mandatory off-street ADU parking citywide, and retain a limited discretionary-review path for atypical cases; commissioners also requested appeals remain to Planning Commission.

The San Mateo Planning Commission voted Dec. 9 to forward a comprehensive update to the city's accessory dwelling unit (ADU) ordinance to the City Council, incorporating California Department of Housing and Community Development (HCD) comments and local clarifications.

Associate planner Liz Gagliardi told the commission the draft contains two categories of changes: (1) amendments required to meet HCD and state law, and (2) additional objective, locally determined standards intended to improve usability. Key HCD-driven changes include a new ADU definitions section (including a multifamily-dwelling-structure definition aligned with state law), clearer rules for separate sale of ADUs by qualified nonprofit developers (Gov. Code citation noted), fee clarifications (no impact fee for ADUs under 750 sq ft; larger units pay…

Already have an account? Log in

Subscribe to keep reading

Unlock the rest of this article — and every article on Citizen Portal.

  • Unlimited articles
  • AI-powered breakdowns of topics, speakers, decisions, and budgets
  • Instant alerts when your location has a new meeting
  • Follow topics and more locations
  • 1,000 AI Insights / month, plus AI Chat
30-day money-back on paid plans