What Kailua Regulates: A Complete Ordinance Overview

Kailua, 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: Kailua property owners cannot remove designated exceptional trees, including notable monkeypods near Kailua Beach, without a Parks and Recreation permit under ROH Chapter 40..

Also covered: Grass Height Limits (moderate), Tree Trimming (moderate), Weed Ordinances (moderate). See the full landscaping rules guide for Kailua for details.

Solar Energy

HOA Restrictions: Kailua homeowner associations cannot block solar panel installation on single-family homes or townhouses under Hawaii state law HRS Sec. 196-7..

Also covered: Panel Permits (moderate). See the full solar energy guide for Kailua for details.

Parking Rules

RV & Boat Parking: Kailua's Windward boating community faces strict on-street storage limits under ROH 15-16.6, which bars extended curbside parking of RVs, campers, and boat trailers across neighborhoods near Kailua Beach and Kaelepulu..

Also covered: Driveway Rules (moderate), Commercial Vehicle Restrictions (strict), Street Parking Limits (moderate). See the full parking rules guide for Kailua for details.

Garage & Yard Sales

Frequency Limits: Kailua imposes no numeric cap on garage sale frequency, but LUO 21-5.350 requires sales remain occasional and accessory, with recurring sales risking reclassification as a home occupation..

Also covered: Time Restrictions (permissive), Garage Sale Permits (permissive). See the full garage & yard sales guide for Kailua for details.

Outdoor Lighting

Dark Sky Rules: Commercial, industrial, and outdoor-recreation lighting in Kailua must use full cut-off shielded fixtures to protect night skies and adjacent residential areas, consistent with state night sky policy..

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

Short-Term Rentals

Noise Rules: STR operators in Kailua must ensure guests comply with the city noise ordinance, which limits loud sounds that cross property lines especially during nighttime hours in Windward residential neighborhoods..

Also covered: Occupancy Limits (strict), Taxes & Fees (moderate), Permit Requirements (strict). See the full short-term rentals guide for Kailua for details.

Drone Rules

Recreational Drones: Recreational drone and model aircraft flight in Kailua public parks is restricted to city-designated locations only, with standard FAA rules applying everywhere else including Kailua Beach Park airspace..

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

Fire Regulations

Fireworks: Consumer fireworks such as aerial shells, fountains, and sparklers are prohibited citywide in Kailua. Only licensed display fireworks and permitted firecrackers tied to cultural or religious events are allowed under ROH Chapter 20, Article 6..

Also covered: Fire Pit Rules (moderate), Propane Storage (moderate), Brush Clearance (moderate). See the full fire regulations guide for Kailua for details.

Rental Property Rules

Rental Registration: Long-term residential rentals are not registered with the City. Short-term rentals under 90 days in Kailua are sharply restricted under LUO Sec.

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

Food Trucks & Mobile Vendors

Vending Zones: ROH Sec. 13-6.2 bars peddling on public streets, sidewalks, malls, parks, and beaches in designated zones including Waikiki and Chinatown.

Also covered: Food Truck Permits (moderate). See the full food trucks & mobile vendors guide for Kailua for details.

Fence Regulations

Retaining Walls: Retaining walls in Kailua follow ROH Sec. 21-4.40, which caps fill-retention walls within required yards at 6 feet.

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

Home Business

Signage Rules: Kailua home-based businesses face tight sign limits under LUO Article 7, with only small nameplate-style signs permitted in residential zones and an explicit list of prohibited sign types..

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

Soliciting & Door-to-Door

No-Knock Registry: Honolulu County has no formal do-not-solicit registry. ROH Sec.

Also covered: Solicitor Permits (moderate). See the full soliciting & door-to-door guide for Kailua for details.

Environmental Rules

Stormwater Management: Kailua's beach-adjacent watersheds are protected by ROH Chapter 43, Article 11 and Chapter 14, Article 12, which restrict non-stormwater discharges to the city's separate storm sewer system..

Also covered: Coastal Development (strict), Grading & Drainage (moderate), Erosion Control (strict). See the full environmental rules guide for Kailua for details.

Swimming Pools & Spas

Fencing Requirements: Residential pools in Kailua must be enclosed by compliant fences, walls, gates with self-latching hardware, or approved pool covers under ROH Section 16-6.2..

Also covered: Hot Tub Rules (moderate), Above-Ground Pools (moderate), Pool Permits (moderate). See the full swimming pools & spas guide for Kailua for details.

Property Maintenance

Property Blight: Kailua property owners must keep land free of weeds, garbage, trash, and waste or face a 30-day abatement notice and cleanup costs under ROH Sec. 40-7.4..

Also covered: Trash Bin Storage (moderate), Vacant Lot Maintenance (strict), Snow & Sidewalk Clearing (permissive). See the full property maintenance guide for Kailua for details.

Accessory Structures

Tiny Homes: Honolulu has no dedicated tiny home ordinance; permanent tiny homes are regulated as ADUs, while tiny homes on wheels are not permitted as full-time dwellings in Kailua residential districts..

Also covered: Garage Conversions (moderate), ADU Rules (moderate), Shed Rules (moderate). See the full accessory structures guide for Kailua for details.

Noise Ordinances

Quiet Hours: Kailua residents must comply with Honolulu ROH Chapter 41 Article 6, which prohibits unreasonably loud sound-reproducing devices audible at 30 feet or more, with enhanced enforcement in beach-adjacent neighborhoods popular with visitors..

Also covered: Leaf Blower Rules (moderate), Construction Hours (moderate), Barking Dogs (moderate). See the full noise ordinances guide for Kailua for details.

Tree Protection

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

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

Animal Ordinances

Chickens & Livestock: Kailua households may keep no more than two chickens for noncommercial purposes, and roosters are prohibited outright. Enclosures must meet zoning setbacks and sanitation standards under ROH Chapter 7..

Also covered: Exotic Pets (strict), Dog Leash Laws (moderate), Breed Restrictions (permissive). See the full animal ordinances guide for Kailua for details.

Cannabis Regulations

Home Cultivation: Only qualifying Hawaii 329 medical cannabis patients may cultivate up to ten plants at a single registered grow site in Kailua. Recreational home cultivation remains illegal statewide..

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

Sign Regulations

Holiday Displays: Kailua residents may install holiday decorations and seasonal displays on private property with few restrictions, but displays that function as signs must meet district size limits and safety clearances..

Also covered: Political Signs (moderate), Garage Sale Signs (permissive). See the full sign regulations guide for Kailua for details.

Building Setbacks & Zoning

Lot Coverage Limits: Kailua residential lots follow ROH Sec. 21-3.70-1, which limits impervious surface coverage.

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

Trash & Recycling

Pickup Rules & Schedules: Kailua residents must prepare and place refuse and recyclables for curbside collection following city rules on timing, bundle weight, and green waste dimensions..

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

Curfew Laws

Juvenile Curfew: Kailua follows the state juvenile curfew under HRS Sec. 577-16, which bars children under 16 from public places between 10:00 p.m.

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

What to Do With This Information

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