East Honolulu vs Mililani Town
How do panel permits rules compare between East Honolulu, HI and Mililani Town, HI?
East Honolulu and Mililani Town have similar restriction levels.
East Honolulu, HI
Honolulu County
East Honolulu homeowners in Hawaii Kai, Aina Haina, and Portlock can use ROH Sec. 18-5.10 expedited permitting for residential solar PV systems up to 20kW.
View full East Honolulu rules →Mililani Town, HI
Honolulu County
Mililani Town homeowners installing rooftop PV qualify for expedited permits under ROH Sec. 18-5.10; new homes must reserve capacity for a 5kW AC array.
View full Mililani Town rules →Key Facts Comparison
| Fact | East Honolulu | Mililani Town |
|---|---|---|
| Code | ROH Sec. 18-5.10 | ROH Sec. 18-5.10 |
| Expedited threshold | Up to 20kW residential | - |
| Solar readiness | Building Code Sec. R408 | - |
| State reference | HRS Sec. 269-101 to 111 | - |
| Expedited | - | Clean energy projects |
| Solar-ready | - | Building Code Sec. R408 |
| HOA layer | - | MTA architectural review |
Highlighted rows indicate differences between cities.
East Honolulu FAQ
Is solar permitting faster in East Honolulu?
Yes. Qualifying residential PV up to 20kW uses expedited review under ROH Sec. 18-5.10, typically reducing wait times for Hawaii Kai homeowners.
Does my new Hawaii Kai home need to be solar-ready?
Yes. Honolulu Building Code Sec. R408 reserves space for a 5kW AC PV array on new single- and two-family dwellings.
Mililani Town FAQ
Does the Mililani Town Association approve every solar design?
Most tracts require architectural review for placement and wiring routes. Submit the application early to avoid delaying the city permit process.
Can an MTA board reject solar outright?
Not under HRS Sec. 196-7. The MTA can impose reasonable placement guidelines within statutory efficiency and cost caps but cannot block installation.
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