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G:\Forms & Handouts - 2026\Residential Projects - 2026\4. Accessory Structures (Rev 2026).docx Page 1 of 3 ACCESSORY STRUCTURES – PLAN SUBMITTAL CHECKLIST PATIO COVERS ● SHEDS ● ARBORS ● TRELLISES Purpose This handout summarizes when a permit is needed for residential accessory structures and explains the requirements for plan submittals and the process of acquiring necessary permits. The following guideline shall be reviewed and approval must be obtained before commencing any work. Permits Required A building permit is required for the installation of accessory structures for: • Any structure attached to the main dwelling, regardless of size. • Any detached structure greater than 120 ft² in floor area. • Any detached shade structure with a roof which does not shed water (open roof) more than 1,000 ft² in area or greater than 10-ft in height. Examples of accessory structures: Tool or storage sheds, playhouses, covered patios, gazebos, unenclosed structures and similar uses. See section Title 24 Part 7 code for wildfire exposure requirements. Note: Offices, living rooms, sleeping areas and other similar habitable uses do not qualify as an exempt accessory structure. Examples of shade structures: lath houses, trellises, arbors. Exemptions: Structures less than the square footage areas noted above are exempted from permits. However, permits are required for any electrical, plumbing and mechanical work that is proposed. Also exempt is any work which involves a concrete slab only. (Dublin Municipal Code Section 7.28.310) Additional Agency Approvals Planning Contact the Planning Division at (925) 833-6610 to obtain clearance and zoning regulations on the lot, minimum setback to property lines, size, height, and allowable building coverage of the lot. It is highly recommended for the applicant to verify that all zoning regulations are in compliance prior to filing for a building permit. Dublin San Ramon Services District Approval must be attained from prior to issuance of the City Building Permit. To apply, visit: vice#/home. If this is the first time visiting the site, you will need to sign up for an account. You can find the instructions here: business-with-us/development-and-construction under Requirements “How to register” and “How to apply for review”. Please contact directly for additional information and questions by email at or by phone at (925) 828-0515. Fire Prevention Bureau Fire staff reviews plans for conformance to projects exposed to any Fire Hazard Severity Zone. For specific project locations please contact them directly at (925) 833-6606. Plan Submittal for Construction Quantity To submit for a permit the following information must be completed electronically through energovweb.tylerhost.net/apps/selfservice#/home . • Please request via [EMAIL REDACTED] a copy of the instructions to submit and upload your plan submittal. • A completed permit application worksheet. Permit Application Form • Contractor’s City of Dublin Business License must be current. • A complete sets of plans. Construction documents must be signed by designer or stamped and signed by licensed professional (as applicable). • A set of structural calculations, stamped and signed by the licensed professional (as applicable). • Plan check fee payment. ---PAGE BREAK--- G:\Forms & Handouts - 2026\Residential Projects - 2026\4. Accessory Structures (Rev 2026).docx Page 2 of 3 Minimum Plan Requirements Size Plans must be drawn to scale, fully dimensioned and legible on minimum 11 x 17 inch paper site plan: 1/8-in = 1-ft, floor plan: ¼-in = 1-ft) in a concise, detailed and professional manner. Single line floor plans are not acceptable and will be rejected. Plans can be prepared by anyone for additions and/or alterations of wood frame construction if the building is not more than two stories (including a basement). If the structure does not follow conventional wood frame construction standards and has irregular design features, plans will be required to be prepared by a design professional (licensed CA Architect or Engineer). Cover Sheet - Job address / name, address, and phone number of property owner, contractor, designer and contact person. Site Plan – Identify lot and building location / setback distances from new accessory structure to all property lines and main house / location of easements and other utilities / north arrow. Floor Plan – Dimensioned floor plan identifying proposed room use(s) / door and window schedule / exterior landings / attic and under floor vent calculations / electrical diagram locating receptacle outlet types (TR, GFCI, WP), switches, light fixtures / size and location of main and sub-panels. Elevations – Minimum of two exterior elevations identifying construction materials / wall covering specifications and fire rating (if located on fire hazard area) / maximum building height from ground level. Cross-Section drawing – Complete building section depicting wall framing / detail connections at roof ridge; for roof framing to wall; wall to foundation. Foundation Plan – Dimensioned plan identifying type of foundation system / new footing details and reinforcement / connection to existing foundation system (as applicable). Roof Framing Plan – Dimensioned plan identifying type, span, and spacing of framing members / framing attachments / material specifications. Flood Zone Verification Complete two elevation certificates if property is in either A, AE or AO flood zones. Patio Cover Provisions • All the provisions for patio covers shall be in conformance with Appendix BF of the 2025 CRC. • Use shall only be for recreational, outdoor living purposes and not as carports, garages, storage rooms or habitable rooms. • One story structures permitted not to exceed 12-ft in height. • Enclosure walls shall be permitted to be of any configuration, provided the open area or glazed area of the longer wall and one additional wall is equal to at least 65% of the area, below 6-ft 8-in of each wall, measured from the floor. • Openings shall be permitted to be enclosed with insect screening, approved translucent or transparent plastic (not more than 0.125-in in thickness), glass conforming to the provisions of Section R324, or any combination. • Bedroom emergency egress windows shall not exit into patio enclosures. These shall be relocated to open directly to the street, public alley or yard. • Structure shall be designed to resist the minimum wind and seismic loads set in this code. • Structure may be supported on a minimum 3 ½- in thick concrete slab on grade without footings, provided the columns do not support loads in excess of 750-lbs per column. (dead + live load) Listed Patio Covers If the proposed patio cover is constructed based on an approved industry “listing number” such as an ICC or IAPMO Evaluation Report number (or other approved listing), conformance to the above listed items has already been reviewed/accepted; however, zoning regulations still need to be met. Include a complete set of the listing report or specification sheets with the submittal. Design Criteria The City of Dublin has adopted the following codes and amendments: 2025 California Residential Code (2024 IRC) 2025 California Building Code (2024 IBC) if using engineered parameters 2025 California Electrical Code (2023 NEC) 2025California Plumbing Code (2024 UPC) 2025 California Energy Code (2025 Building Energy Standards) 2025 California Wildland-Urban Interface Code 2025 California Green Building Standards Code Wind speed design factor: Vult = 92 mph, exposure based on geographical location Seismic design category: D2 ---PAGE BREAK--- G:\Forms & Handouts - 2026\Residential Projects - 2026\4. Accessory Structures (Rev 2026).docx Page 3 of 3 Climate zone: 12 Plan Check Time Allow for 10 business days on the first submittal and 6 business days on each subsequent submittal. City Business License Contractor’s business license must be valid with the City. Applications and renewals will be through the HdL Portal: For business license assistance please email or call the following: o Email Support: [EMAIL REDACTED] o Phone Support: (925) 359-2952 Permit Issuance The following will be required at time of permit issuance: o City of Dublin business license. o Proof of current contractor’s license / business license / Worker’s Compensation insurance (for contractors only) o Prior approval of the Waste Management Plan and/or Performance Security Bond (if valuation is $100,000 or greater/$1,000,000 or greater) o Dublin School District fees (for new square footage on additions greater than 500 ft²). o Outstanding building fee payment. Please print the necessary documents (permit record, approved forms, all stamped construction documents, and inspection record card). One set of approved plans must be maintained at the construction site until the final inspection has been made. The Building & Safety Division will keep a set on file. The County Assessor’s Office will have access to approved plans for their records. Inspections When you are ready for your inspection(s) please do so from your project in CSS. Online inspections can be scheduled each day up until 5:00 AM the day of your inspection. The inspection record card, the permit and all required energy form(s) must be presented to the City Building Inspector before each inspection. Please note, when inspectors schedule their routes each morning (Mon-Fri) the applicant will receive an email notification with the start time of the 2-hour inspection window. If you do not receive an email notification, your 2-hour inspection window will start at the time of the inspection slot you scheduled (8 AM or 11 AM). Questions Contact the Building Division at (925) 833-6620 for inquiries on fees. Project information such as valuation cost and square footage area is necessary to provide estimates on fees.