Decks, Patio Covers, Accessory Structures


Permits are required for decks that exceed 200 sq. ft. in area, that are more than 30" above natural grade at any point, or that are attached to a dwelling.

Patio Covers

Patio covers exceeding 120 sq. ft. or that are attached to the house require a permit.


Permits are required for accessory structures that exceed 120 sq. ft. of floor area.

Submittal Requirements

  • Permit Application (PDF)
  • 3 complete sets of plans (on 11" x 17" paper) including:
    • Plot Plan (PDF) showing project location and setbacks
    • Floor Plans with elevations and foundation/footing details

More Information

Most applications for decks, patio covers, and accessory structures may be issued over the counter; however, some projects may require additional review. For more information, you may call the Building Division at 408-778-6480. Contact the Planning Division for setbacks and height restrictions at 408-778-6480.