Hawaii Ordinances (2026)
Browse local rules across Hawaii counties and cities. Pick a county or topic below to see the rules that apply.
Hawaii has 1 cities and 2 counties in our database. Local ordinances in Hawaii operate alongside state law, and cities often set their own rules for noise, parking, fencing, short-term rentals, and other topics that directly affect residents.
Hawaii Statewide Rules
These rules apply uniformly across Hawaii. State law preempts local regulation on these topics, so cities and counties must follow these statewide standards.
Severity: Few Restrictions · Light Restrictions · Some Restrictions · Significant Restrictions · Heavy Restrictions
Browse by topic
Yard & Garden
Renting & Housing
Noise & Neighbors
Animals & Farming
Fire & Safety
Parking & Streets
Business & Licensing
Permits, Signs & Events
Environment & Utilities
Privacy & Civic
Other
Accessory Structures
ADU Rules
Some RestrictionsAct 39 (2024), codified at HRS § 46-4.8, requires every county to amend its zoning to allow at least two accessory dwelling units on residentially zoned lots with adequate water and…
Tiny Homes
Few RestrictionsHawaii's Act 39 (2024), codified at HRS §46-4.8, orders every county to allow at least two accessory dwelling units, or the reasonable equivalent, on all residentially zoned urban…
Counties in Hawaii
2 counties with verified ordinance data. Select a county to view its rules.
Cities in Hawaii
Unincorporated Communities in Hawaii
County ordinances apply to these unincorporated areas.