Before You Build in Kaneohe, HI: Permit & Rule Checklist (2026)

ROH Sec. 18-3.1 sets the permit thresholds for fences and walls in Kaneohe. Retaining walls up to 30 inches are exempt, but most taller or masonry structures need a City building permit before construction.

Kaneohe neighbor fence disputes are governed by ROH Sec. 21-4.30 yard rules. Honolulu has no spite-fence ordinance, so disputes outside code violations are handled in civil court under Hawaii common law.

Kaneohe fences must comply with ROH Sec. 21-4.60 height rules. Fences or walls over 36 inches in front yards require additional setback or landscaping, protecting sightlines along busy windward corridors and near MCBH.

Residential pool barriers in Kaneohe must meet ROH Sec. 16-6.2, which requires enclosures, self-closing gates, and opening limits to protect children. Compliance is inspected before pool final approval.

Kaneohe's rolling terrain makes ROH Sec. 21-4.40 retaining wall rules especially relevant. Fill-retention walls in required yards cannot exceed 6 feet, and terraced walls are combined for height calculation.

Kaneohe regulates above-ground pools under the general residential pool provisions of ROH Chapter 16, Article 6 rather than a dedicated ordinance.

Kaneohe homeowners must pull a City and County of Honolulu building permit before constructing or altering a residential pool under ROH Chapter 18.

Residential pools in Kaneohe must be enclosed by code-compliant fences, walls, self-latching gates, or approved safety covers under ROH Sec. 16-6.2.

Kaneohe pools must follow ROH Chapter 16, Article 6 safety standards covering construction, barriers, modifications, and enforcement penalties under ROH 16-6.6.

Kaneohe hot tubs and spas are regulated under ROH Chapter 16, Article 6 together with the state residential and plumbing codes, not a standalone spa ordinance.

Kaneohe homeowners may build one ADU per zoning lot in eligible residential districts under ROH Sec. 21-5.720, subject to parking, occupancy, and rental-duration standards.

Converting a Kaneohe garage into living space is regulated as an ADU under ROH Sec. 21-5.720, requiring building permits, parking replacement, and occupancy compliance.

Kaneohe carports must comply with city-wide dimension limits of 20 by 20 feet and setback and height rules, with hillside exceptions for Type V-B construction.

Sheds in Kaneohe must meet yard and street setback requirements under ROH Sec. 21-4.30, with small sheds possibly permit-exempt but still subject to zoning rules.

No dedicated tiny home ordinance exists in Honolulu; permanent tiny homes in Kaneohe are regulated as ADUs, and tiny homes on wheels cannot serve as permanent dwellings.

In Kaneohe, backyard fire pits and recreational fires need written owner permission, a 14-day advance letter to the Honolulu Fire Department, and a 15-minute pre-ignition notification to the HFD Fire Communication Center under ROH Chapter 20.

Kaneohe prohibits trash burning and tightly restricts open burning. Cooking fires and imu need 15-minute HFD notice; recreational fires require a 14-day letter to AHJ; agricultural burns additionally need a State DOH Clean Air Branch permit.

Kaneohe homeowners along Kamehameha Highway and Kahekili Highway must obtain an Urban Forestry permit before trimming street trees under ROH Sec. 10-1.4.

Kaneohe irrigation follows Board of Water Supply drought schedules; ROH Chapter 30 Sec. 30-2.3 frames the city's water management and conservation policy.

Kaneohe property owners cannot remove registered exceptional trees, including monkeypods near Kaneohe Bay and Hoomaluhia, without a Parks and Recreation permit.