What Kapolei Regulates: A Complete Ordinance Overview

Kapolei, Hawaii may not be the biggest city in the state, but it has its own set of local rules that residents need to follow. With 106 tracked ordinances across 25 categories, there is more here than you might expect.

Landscaping Rules

Tree Removal & Heritage Trees: Removing a designated exceptional tree in Kapolei requires a Parks and Recreation permit under ROH Chapter 40, Article 8..

Also covered: Water Restrictions (moderate), Tree Trimming (moderate), Native Plants (permissive). See the full landscaping rules guide for Kapolei for details.

Solar Energy

Panel Permits: Kapolei solar PV installers use ROH Sec. 18-5.10 expedited clean-energy permitting with Building and Electrical Code review and solar-ready new construction rules..

Also covered: HOA Restrictions (permissive). See the full solar energy guide for Kapolei for details.

Tree Protection

Heritage & Protected Trees: Kapolei trees listed under ROH Chapter 40 Article 8 as Exceptional Trees cannot be removed without City Council approval, and any alteration requires a Department of Parks and Recreation permit..

Also covered: Tree Removal Permits (moderate), Tree Replacement Requirements (moderate). See the full tree protection guide for Kapolei for details.

Parking Rules

RV & Boat Parking: Kapolei residents may not store RVs, camper trailers, or boat trailers on public streets under ROH 15-16.6, and the city's master-planned HOAs layer stricter driveway and screening rules across the Second City neighborhoods..

Also covered: Driveway Rules (moderate), Commercial Vehicle Restrictions (strict), Overnight Parking (permissive). See the full parking rules guide for Kapolei for details.

Garage & Yard Sales

Garage Sale Permits: Honolulu requires no garage sale permit, and Kapolei residents may hold occasional yard sales as accessory residential use under LUO 21-5.350, subject to HOA notice, signage, and frequency rules..

Also covered: Frequency Limits (permissive), Time Restrictions (permissive). See the full garage & yard sales guide for Kapolei for details.

Short-Term Rentals

Permit Requirements: Kapolei bed and breakfast and transient vacation unit operators must register with the Department of Planning and Permitting under ROH Sec. 21-5.730 before hosting stays under 180 days..

Also covered: Occupancy Limits (moderate), Insurance Requirements (strict), Parking Rules (moderate). See the full short-term rentals guide for Kapolei for details.

Sign Regulations

Political Signs: Kapolei residents may post political campaign signs on private property under ROH Sec. 21-7.20 temporary sign standards, subject to size, setback, and rights-of-way limits in Sec.

Also covered: Garage Sale Signs (permissive), Holiday Displays (permissive). See the full sign regulations guide for Kapolei for details.

Rental Property Rules

Rental Registration: Kapolei long-term rentals do not register, but short-term rentals under 90 days must register with DPP under LUO Sec. 21-5.730 and are restricted outside resort-zoned areas..

Also covered: Just Cause Eviction (moderate), Rent Control (permissive). See the full rental property rules guide for Kapolei for details.

Home Business

Signage Rules: Home business signage in Kapolei is tightly restricted by ROH Chapter 21, Article 7, with residential districts typically allowing only a small nameplate for home occupations..

Also covered: Zoning Restrictions (moderate), Customer Traffic Restrictions (moderate), Cottage Food Operations (moderate). See the full home business guide for Kapolei for details.

Environmental Rules

Stormwater Management: Kapolei properties tied to the city's separate storm sewer system are regulated by ROH Chapter 43, Article 11, which bars non-stormwater discharges and enforces MS4 water quality standards..

Also covered: Erosion Control (strict), Coastal Development (strict), Flood Zones (strict). See the full environmental rules guide for Kapolei for details.

Swimming Pools & Spas

Safety Rules: Residential pools in Kapolei are governed by ROH Chapter 16 Article 6, which sets construction, modification, and ongoing safety standards, including anti-entrapment drain covers..

Also covered: Pool Permits (moderate), Fencing Requirements (strict), Above-Ground Pools (moderate). See the full swimming pools & spas guide for Kapolei for details.

Property Maintenance

Property Blight: Kapolei property owners must clear weeds, garbage, and waste under ROH Section 40-7.4 within 30 days of a DPP notice or face city abatement with a 7% interest lien..

Also covered: Garage Sale Rules (permissive), Trash Bin Storage (moderate), Vacant Lot Maintenance (strict). See the full property maintenance guide for Kapolei for details.

Accessory Structures

Garage Conversions: Converting a garage to living space in Kapolei triggers ADU rules under ROH Sec. 21-5.720 and building-permit requirements in Sec.

Also covered: ADU Rules (moderate), Shed Rules (moderate), Carport Rules (moderate). See the full accessory structures guide for Kapolei for details.

Noise Ordinances

Amplified Music & Events: Outdoor amplified music and PA systems in Kapolei commercial developments adjacent to residential districts are restricted by ROH §21-4.80, while §41-6.1 bars amplified public-property sound audible beyond 30 feet..

Also covered: Quiet Hours (moderate), Construction Hours (moderate), Barking Dogs (moderate). See the full noise ordinances guide for Kapolei for details.

Outdoor Lighting

Dark Sky Rules: Kapolei's commercial and recreational lighting must use full cut-off shielded fixtures to protect surrounding residential zones and preserve leeward night skies..

Also covered: Light Trespass (moderate). See the full outdoor lighting guide for Kapolei for details.

Animal Ordinances

Chickens & Livestock: Kapolei households may keep up to two hens under county ordinance, with roosters banned and coops constrained by zoning setbacks across the Second City's dense residential mix..

Also covered: Dog Leash Laws (moderate), Breed Restrictions (permissive), Wildlife Feeding (moderate). See the full animal ordinances guide for Kapolei for details.

Cannabis Regulations

Home Cultivation: Kapolei permits medical cannabis cultivation only by Hawaii 329 cardholders up to ten plants, subject to tagging and constrained by HOA covenants and most rental leases..

Also covered: Dispensary Zoning (strict). See the full cannabis regulations guide for Kapolei for details.

Drone Rules

Commercial Drones: Kapolei commercial drone operators must comply with FAA Part 107, while ROH provisions on aerial advertising and park use offer limited additional city-level constraints..

Also covered: Recreational Drones (moderate). See the full drone rules guide for Kapolei for details.

Fire Regulations

Fireworks: Kapolei enforces ROH Chapter 20, Article 6, which bans consumer aerial fireworks and requires HFD permits for firecrackers or any display pyrotechnics..

Also covered: Fire Pit Rules (moderate), Brush Clearance (moderate), Outdoor Burning (strict). See the full fire regulations guide for Kapolei for details.

Food Trucks & Mobile Vendors

Food Truck Permits: Food truck operators in Kapolei must hold a Honolulu Peddler's License under ROH Chapter 13, Article 6, together with State Health and tax registrations..

Also covered: Vending Zones (moderate). See the full food trucks & mobile vendors guide for Kapolei for details.

Fence Regulations

Retaining Walls: ROH Sec. 21-4.40 limits fill-containing retaining walls in Kapolei to six feet within required yards and combines terraced wall heights for compliance measurement..

Also covered: Height Limits (moderate), Permit Requirements (moderate), Neighbor Fence Rules (moderate). See the full fence regulations guide for Kapolei for details.

Building Setbacks & Zoning

Lot Coverage Limits: ROH Sec. 21-3.70-1 limits impervious coverage on Kapolei residential lots, including a 75 percent impervious cap for dwellings permitted after May 1, 2019..

Also covered: Structure Height Limits (moderate), Setback Rules (moderate). See the full building setbacks & zoning guide for Kapolei for details.

Soliciting & Door-to-Door

Solicitor Permits: ROH Chapter 13, Article 6 requires door-to-door sellers in Kapolei to obtain a city peddler license, with Sec. 13-6.1 setting the $27.50 annual fee..

Also covered: No-Knock Registry (permissive). See the full soliciting & door-to-door guide for Kapolei for details.

Trash & Recycling

Pickup Rules & Schedules: Curbside refuse and recyclables in Kapolei must comply with ROH Sec. 42-1.4, including 9-inch branch limits, 3-foot green-waste lengths, and 50-pound bundle maximums in manual areas..

Also covered: Bin Placement Rules (permissive), Bulk Item Disposal (moderate), Recycling Requirements (moderate). See the full trash & recycling guide for Kapolei for details.

Curfew Laws

Juvenile Curfew: Kapolei follows HRS Sec. 577-16, which bars children under 16 from public places between 10 p.m.

Also covered: Park Curfew (moderate). See the full curfew laws guide for Kapolei for details.

What to Do With This Information

Whether you are renting, buying, or renovating in Kapolei, knowing the local rules upfront saves headaches later. Dig into the individual ordinance pages linked above for the complete picture, including fines and exemptions.