Do I need a deck permit in Hawaii?

In Hawaii it depends on the size of the job. Permits are issued locally, so the answer comes from your Hawaii city or county rather than a single statewide rule. Of the 2 Hawaii jurisdictions we have verified for deck work, 1 requires a permit outright, 1 depends on the size or scope of the job, and 0 require none.

Is there a deck permit exemption in Hawaii?

1 of the 2 Hawaii jurisdictions we cover sets a threshold rather than a flat rule, so the same job can be exempt in one Hawaii county and permitted in the next. The table above lists each Hawaii jurisdiction's published threshold in its own words, with the source and the date we verified it.

Hawaii

Do you need a deck permit in Hawaii?

By Mario Bailey Last checked 3 Oct 2026

Always required: 1; of 2 jurisdictions
Conditional: 1; depends on size or scope
Not required: 0; exempt outright

Deck Permit rules nationwide, beyond Hawaii.

Framing a backyard deck: fresh lumber and a nail gun on new decking

Requirements and size thresholds for deck permits vary by locality. The table below compares what each Hawaii county or city requires. Always confirm with the local office before starting.

Comparing states? See deck permit rules across every locality we cover.

The application steps and inspection sequence for deck permits come from the model code rather than from Hawaii law, so they read the same wherever you build. We keep that walkthrough in one place: how a deck permit application and its inspections work, start to finish. What changes between Hawaii jurisdictions is below: who requires a permit, what they charge, and which office you file with.

Swipe sideways to see thresholds and confidence.

Locality	Permit required?	Typical threshold	Confidence
Hawaii County	Conditional	height of a detached deck or platform; an attached deck is not exempt	Confirmed on official page
Honolulu	Yes	Any size	Confirmed on official page
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Common questions about deck permits in Hawaii

Do I need a deck permit in Hawaii?: In Hawaii it depends on the size of the job. Permits are issued locally, so the answer comes from your Hawaii city or county rather than a single statewide rule. Of the 2 Hawaii jurisdictions we have verified for deck work, 1 requires a permit outright, 1 depends on the size or scope of the job, and 0 require none.
Is there a deck permit exemption in Hawaii?: 1 of the 2 Hawaii jurisdictions we cover sets a threshold rather than a flat rule, so the same job can be exempt in one Hawaii county and permitted in the next. The table above lists each Hawaii jurisdiction's published threshold in its own words, with the source and the date we verified it.

Do you need a deck permit in Hawaii?

Common questions about deck permits in Hawaii

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