Permit & Code Reference

Hawaii Pallet Rack Requirements

Q: Do I need a building permit to install pallet racks in Hawaii?

Required. Required for racks > 5'-9" per IBC §105.2 (county-issued).

Q: Do pallet racks in Hawaii need seismic engineering?

Required. All HI is SDC C–D (D on Big Island); MH16.1-2021 + ASCE 7-22 Ch. 15 required.

Q: When does fire marshal review apply to pallet racks in Hawaii?

Conditional. No state fire marshal — county fire depts enforce. NFPA 1 / IFC Ch. 32 high-piled thresholds.

Q: Do pallet rack drawings need a PE stamp in Hawaii?

Required. HI-licensed PE required (HRS §464-11). HI does NOT accept comity stamps.

What it takes to permit, engineer, and install steel storage racks in Hawaii. Every claim cited to a primary source.

At a glance

Building PermitRequired

Required for racks > 5'-9" per IBC §105.2 (county-issued).

Seismic EngineeringRequired

All HI is SDC C–D (D on Big Island); MH16.1-2021 + ASCE 7-22 Ch. 15 required.

Fire Marshal ReviewConditional

No state fire marshal — county fire depts enforce. NFPA 1 / IFC Ch. 32 high-piled thresholds.

PE StampRequired

HI-licensed PE required (HRS §464-11). HI does NOT accept comity stamps.

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Last reviewed: 2026-06-18

📋 Building Permit

Adopted code: HI State Building Code Council adopts a statewide model based on 2018 IBC w/ HI amendments (effective Oct 8, 2022). Each of the 4 counties (Honolulu C&C, Maui, Hawaii, Kauai) adopts/amends within 2 years. Honolulu's 2018-based ROH Ch. 16 was finalized mid-2024. SBCC has begun 2021 IBC review but has NOT finalized a 2021 statewide adoption as of mid-2026.
Permit threshold: IBC §105.2 — storage racks > 5'-9" tall require a building permit; shelving below threshold exempt. HI counties follow IBC §105 without significant amendment on this trigger.
Issuing authority: County building department in each of the 4 counties — NO state-issued building permits. Honolulu DPP (Oahu); Maui County DPW Development Services; Hawaii County Public Works Building Division; Kauai County Public Works Building Division.
Typical fee range: Honolulu DPP uses valuation-based fee table via online calculator; rack install typical valuation $50K–$500K → ~$500–$5,000 building permit fee plus plan review. Maui adds a plan-review fee equal to 35% of the building permit fee. Hawaii County and Kauai use similar IBC-derived valuation tables (~$5–$8 per $1,000 valuation, tiered).
Typical review time: Honolulu DPP is notoriously slow — even after the Aug 2025 HNL Build software rollout, prescreen ran ~13 days for residential. Commercial rack/warehouse projects typically 3–6 months end-to-end. Maui/Hawaii/Kauai counties typically 6–12 weeks for commercial.

🌐 Seismic Requirements

Seismic Design Category: C–D across all of Hawaii for typical Risk Category II warehouses. Oahu (Honolulu) generally C–D; Maui/Kauai C–D; Big Island (Hilo and south/southeast) D (locally D2/E equivalent intensities) due to active volcanism. Site Class E/F (poor soils, coastal fill) pushes higher
Sds range: Honolulu (Oahu) typical Sds ~0.50–0.75g. Kahului (Maui) ~0.60–0.90g. Hilo (Big Island) ~1.00–1.50g+, with southeast Hawaii Island reaching the highest 2%-in-50-yr PGA in the US (~195% g). Use USGS ASCE Hazard Tool per site coords.
Anchoring & bracing: ANSI/RMI MH16.1-2021 governs rack design. In SDC C/D (i.e., all HI) MH16.1 mandates ductile detailing, anchor design to ACI 318 Ch. 17, base-plate/anchor capacity checks, and limits on configuration changes. ASCE 7-22 Ch. 15 nonbuilding-structure provisions apply for Ip = 1.5 racks accessible to public.

🔥 Fire Marshal

When fire review is triggered: No state fire marshal — each county runs its own fire department/fire code. Honolulu Fire Code is based on NFPA 1 (2018) (not IFC), but functionally enforces high-piled storage thresholds matching IFC Ch. 32: permit + plans required when high-piled combustible storage exceeds 500 sq ft (Group A) or 2,500 sq ft (Class I–IV); > 12,000 sq ft triggers additional access-door requirements. Maui/Hawaii/Kauai fire depts follow similar NFPA 1 / IFC-derived rules.

🏛️ Engineer Stamp

When PE-stamped drawings are required: Yes. HRS §464-11 mandates that no building official may accept plans not stamped by a licensed HI structural engineer (or licensed architect, for non-structural). HI does NOT accept comity stamps — engineer must hold an active HI PE license issued by the DCCA PVL Board.

⚠️ Local Quirks

Things that surprise out-of-state buyers in Hawaii.

No state fire marshal — every fire AHJ is county-level. Multi-island rollouts need 4 separate fire reviews.
Lava zones 1–2 in Hawaii County (per USGS) are effectively un-insurable and rarely permitted for new commercial. Verify site lava zone before design.
Coastal warehouses fall in tsunami evacuation zones — DLNR maps required for site assessment.
Hurricane wind code overlay (Vult ~130–145 mph + topographic factor) often governs over seismic for tall rack lateral on Oahu.
HI does not accept PE comity — out-of-state engineers must hold an HI license. Plan permits accordingly.
Honolulu permit queue is among the slowest in the US — budget 3–6 months minimum.

Sources

Every claim on this page links to a primary source.

Informational only — verify with your local AHJ.

Code requirements vary by jurisdiction and change on three-year cycles. Local amendments, fire-marshal interpretation, and your specific project conditions can shift what's actually required. This page is a starting point, not engineering or legal advice. Always confirm with your Authority Having Jurisdiction before designing or installing.