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Alameda County · California

Dublin ADU guide: local rules, permits & property planning

Dublin’s 2026 checklists spell out meter separation, waste-management documentation and a fee-waiver form. Its prototype-plan route has its own checklist rather than eliminating the property submission.

Current, property-specific review controls the decision.

Online records can be incomplete or stale. Final setbacks, height, utilities, access, hazards, fees, schedule, and eligibility require current agency information and the appropriate licensed professionals.

Local planning guide · Reviewed October 2, 2026

What matters for an ADU in Dublin

Permitting authority: City of Dublin — 2026 ADU/JADU submittal checklist

Official local guidance

Local rules and design checks

Dublin ADU requirements and application considerations
TopicLocal guidance
Utility metersThe checklist calls for separate electric and applicable gas meters for attached and detached ADUs, excluding JADUs.
Waste managementThe checklist requires a waste-management plan when project valuation is at least $100,000.
Contractor informationA contractor’s City of Dublin business license must be current.

Selected local requirements, not a complete zoning determination. Confirm the current rules for your address with the responsible agency.

Fees and budget checks

Dublin requires its ADU Permit/Plan Check Fee Waiver Form for all ADUs regardless of size. A form is not proof that every fee is waived: Building asks for valuation and new floor area to estimate building, plan-check and school charges.

Dublin ADU fee-waiver and estimate instructions

How to start the permit process

Request the City’s electronic upload instructions, complete the permit worksheet and fee-waiver form, and submit architectural, structural and energy materials through Dublin’s self-service portal.

Plan resource

Dublin’s eight prototype styles

The prototype checklist identifies eight styles and lists the title-sheet, site-plan and professional-document items that must be completed for the selected design.

View the original source

Dublin ADU questions

Do JADUs follow the separate-meter instruction?
The City’s 2026 checklist expressly excludes JADUs from that instruction.
Can prototype plans be submitted without site information?
No. Complete the site, title-sheet and supporting-document items in the prototype checklist.

Sources for this guide

  • City of Dublin — 2026 ADU/JADU submittal checklist
  • Dublin’s eight prototype styles

Local sources reviewed October 2, 2026. Historical examples retain their stated dates. Contact ADU California to confirm project availability; this guide does not establish an office location or property approval.

A useful first review

Separate what is available from what still needs verification.

  1. 01

    Confirm the property

    Start with a complete address and review the available parcel, building, and map context.

  2. 02

    Identify the unknowns

    Keep missing setbacks, easements, utilities, access, hazards, and local requirements visible.

  3. 03

    Choose the next review

    Use the preliminary result to prepare a focused conversation with the required professionals and agencies.

Explore project types

Compare the scope before choosing a solution.

These pages explain the questions each project type introduces. They do not assert that a particular scope is permitted or suitable for your address.

Detached ADU

Review planning questions

Garage Conversion

Review planning questions

ADU Design and Permitting

Review planning questions

Compare planning footprints

See common ADU sizes before choosing a design.

These model pages are planning references only. They are not a statement that a particular size is allowed or buildable at a Dublin address.

600 sq ft · 1 bedroom

Compact one-bedroom planning footprint

View model guide

750 sq ft · 2 bedroom

Flexible two-bedroom planning footprint

View model guide

1,000 sq ft · 2 bedroom

Full-size two-bedroom planning footprint

View model guide

Keep planning moving

Related ADU planning resources

ADU cost calculatorFinancing overview

California directory

Explore more city guides.

View every California guide
  • PleasantonAlameda County
  • San RamonContra Costa County
  • BlackhawkContra Costa County
  • LivermoreAlameda County

The next useful action

Put your address at the center of the conversation.

The online review is preliminary and is not a permit decision, survey, engineering opinion, construction document, final price, or guaranteed schedule.

Start with your property, then talk through the details.

Check my property
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