Residential Accessory–Building

A Residential Accessory permit is required prior to any construction of residential accessory structures greater than 120 square feet. The definition of Accessory Structure is any structure accessory to and incidental to that of the dwelling(s) and that is located on the same lot. Examples of accessory structures are desks, patio covers, and metal storage containers. Prior to starting construction you will be required to submit plans and any necessary supporting documentation for review and approval by the County. The plan review process involves verifying compliance with the California Building Codes, San Bernardino County Fire Code, San Bernardino County Development Code and/or any required laws and regulations.

Other possible requirements related to these permits include, but are not limited to: Grading Permit, Water Quality/Post Construction Management Plan, Street Improvement Plans, Road Dedication (Gratis Deed), Geology Investigation, Geotechnical Report, Traffic Ad-Hoc fees, Construction and Demolition Waste Management Plan, Demolition Permit, and Fire Sprinklers, Environmental Health

Can I apply online? Yes, applications can be found in the EZ Online Permitting Portal


Department Address Phone
Building and Safety

385 N. Arrowhead Ave.
San Bernardino, CA 92415

(909) 387-8311


  • Patio Cover Handout
  • Deck Handout (no spa)
  • Deck Handout (with spa)
  • Compatibility Determination Application

Application Path:

  • Step 1: Navigate to the EZOP Portal
  • Step 2: Click "Building" in the navigation menu.
    building application
  • Step 3: Click the "Create an Application" button.
    create an application button
  • Step 4: Read and accept the disclaimer. Then click the "Continue Application" button.
  • Step 5: Select "Residential Accessory" and click "Continue Application" to begin the application.
    Residential Accessory Residential Accessory permit button
Project Name
Barn - Private
Container - Metal
Garage - Detached
Metal Storage Container
Patio Cover
Shed - Residential Storage
Residential Accessory
Barn - Detached
Storage - Building
Garage - RV
Carport - Attached
Storage - Structure
Container - Cargo
Deck - Parking
Utility Building
Carport - Detached
Stairs & Landing
Free Span Building
Container - Shipping
Container - Storage
Tree House