City of Irvine

Permits are not required for

• Window awnings in Group R-3 and U occupancies supported by an exterior wall that do not project more than 54 inches (1372mm) from the exterior wall and do not require additional support.
• One-story detached buildings accessory on a single-family home site used as tool and storage sheds, or playhouses, provided the floor area does not exceed 120 square feet (11.15 m2). Note: This exception does not apply to patio covers, which are subject to permit regardless of the size and structures located in a wildland-urban interface area; be sure to contact the Development Assistance Counter for specific setback requirements at 949-724-6308.
• Fences, other than swimming pool barriers, not over 7 feet (1829 mm) high. Be advised, however, that height limitations of the City of Irvine Zoning Code are still applicable. Contact the Development Assistance Counter at 949-724-6308 for assistance in defining height limitations.
• Retaining walls that are not over 4 feet (1219 mm) in height measured from the bottom of the footing to the top of the wall, unless supporting a surcharge or impounding flammable liquids.
• Prefabricated swimming pools accessory to a Group R, Division 3 Occupancy in which the pool walls are entirely above the adjacent grade, and if the capacity does not exceed 5,000 gallons (18 925 L). Note: A 2-foot minimum setback is required from any associated pool equipment and any property line.
• Platforms, walks, and driveways not more than 30 inches (762mm) above grade and not over any basement or story below.