5
Hawaii Counties
24h
Avg. Turnaround
2,500+
Plan Sets / Month
150+
Installer Partners
Rated 5★ by 50+ solar installers
Complete Plan Set Contents

What's in Your Hawaii Solar Permit Plan Set

Every Hawaii solar permit plan set from our solar permit design team is a complete, submission-ready package. Your AHJ receives everything they need — no back-and-forth, no missing pages.

01

📄 Cover Sheet

Project summary, designer credentials, adopted code (Hawaii State Building Code), applicable NEC articles, and all project identification required by Hawaii AHJs.

02

🗺️ Site Plan

Overhead aerial view showing property setbacks, main panel location, utility meter, Hawaii fire code access pathways, and panel-to-inverter routing.

03

🏠 Roof Layout

Precise panel array layout, roof pitch and material, compass orientation, structural attachment points, and fire setback clearances for Hawaii.

04

⚡ Single-Line Diagram

Complete electrical schematic from PV source circuits through inverter to utility interconnection — fully compliant with Hawaii State Building Code Article 690.

05

🔌 Three-Line Diagram

Per-phase wiring detail with conductor sizing, OCPD ratings, and grounding — required by many Hawaii AHJs for battery systems and larger residential arrays.

06

🔒 Rapid Shutdown Docs

Complete NEC 690.12 rapid shutdown documentation — system type, component locations, required labels — built for every Hawaii fire inspector's checklist.

07

🏷️ Labels & Placards

All NEC-required warning labels, AC/DC disconnect labels, rapid shutdown placards, and code signage for your specific Hawaii installation configuration.

08

📊 Equipment Datasheets

Manufacturer spec sheets for modules, inverter, optimizers, racking, and battery storage. Required by every Hawaii AHJ and utility interconnection team.

09

🔄 Utility Interconnection

Interconnection drawings formatted for Hawaiian Electric Company, Maui Electric Company, and all Hawaii utilities — submit to AHJ and utility simultaneously without separate documentation.

Hawaii Solar Permit Design — Code Standards

Hawaii Solar Permit Drawing Requirements

Hawaii has unique solar permit requirements. HECO, MECO, and HELCO operate under Customer Grid Supply (CGS) and Smart Export programs with specific solar engineering drawing requirements. Honolulu DPP requires solar permit plan sets to include structural wind uplift calculations for Hawaii's hurricane exposure.

📋 Electrical Code: Hawaii State Building Code

All Hawaii solar permit drawings must comply with Hawaii State Building Code & NEC 2020. This includes NEC Article 690 (Solar PV Systems), Article 705 (Interconnected Power Production Sources), and NEC 690.12 (Rapid Shutdown).

  • NEC Article 690 — Solar PV system wiring
  • NEC Article 705 — Utility interconnection
  • NEC 690.12 — Rapid shutdown requirements
  • Local Hawaii amendments to base NEC
  • AHJ-specific submittal requirements

🏛️ Hawaii AHJ Requirements

Hawaii has 5 counties each with their own solar permit documentation requirements. Key AHJs include Honolulu Dept of Planning & Permitting, Maui County Permits, and Hawaii County Building — each with distinct submittal checklists.

  • Honolulu Dept of Planning & Permitting — permit portal and format requirements
  • Maui County Permits — structural documentation requirements
  • Hawaii County Building — fire department access documentation
  • Rural Hawaii AHJs — streamlined but code-compliant

🔌 Utility Interconnection: HECO & MECO

Beyond AHJ submission, Hawaii solar projects require utility interconnection drawings. Hawaiian Electric Company and Maui Electric Company each have specific solar engineering drawing requirements.

Every Hawaii plan set includes utility-ready interconnection documentation — no separate package needed.

⚡ Rapid Shutdown (Hawaii State Building Code)

Every Hawaii residential solar permit drawing set must document NEC 690.12 rapid shutdown compliance. Missing or incomplete rapid shutdown documentation is the most common correction request from Hawaii AHJs.

Our Hawaii solar plan sets include complete, inspection-ready rapid shutdown documentation on every submission.

📚 Code & Compliance Resources
2024 Hawaii Solar Market

Hawaii Solar Permit Market — By the Numbers

Hawaii is the #22 solar market nationally for residential solar installations. With approximately 145 MW of residential solar installed in 2024 and average AHJ review times of 20 business days at Honolulu Dept of Planning & Permitting, getting your permit documentation right on the first submission directly impacts project profitability. The HI State Tax Credit (35%) is the primary state-level financial incentive driving installer activity in Hawaii.

For Hawaii solar installers, permit turnaround time is a direct cost. Every business day a permit sits in AHJ review is a day the project cannot be installed — and 20 days is the average at Honolulu Dept of Planning & Permitting. Jurisdictions that receive complete, AHJ-ready plan sets on first submission consistently process permits faster than the average. An incomplete first submission at Honolulu Dept of Planning & Permitting can add another 20 days or more to your project timeline, pushing installation and PTO out by weeks.

Our Hawaii solar permit drawing service is purpose-built for this reality. Every plan set we produce for Hawaii projects is prepared to Honolulu Dept of Planning & Permitting's specific checklist — not a generic national template. That means our Hawaii clients average first-pass approval rates well above the statewide average, and spend far less time chasing corrections, resubmitting paperwork, or explaining documentation to Hawaii reviewers.

145 MW
2024 Residential Installs
20 days
Avg AHJ Review (Honolulu Dept of Planning & Permitting)
#22
US Solar Market Rank
Hawaii State Building Code
Current Adopted Code
📋 Recent Project — Hawaii

Kailua, Hawaii: Residential solar permit drawing package submitted to Honolulu DPP — Online Portal. Our team prepared the complete plan set — cover sheet, site plan, roof layout, single-line diagram, three-line diagram, rapid shutdown documentation, and all Hawaii State Building Code labels. AHJ approval received in 18 business days — first submission, no corrections requested.

Permit Approval Timeline

From Order to Hawaii Permit — Step by Step

Here's exactly what happens from the moment you order to the moment your Hawaii permit is approved and your system is online.

1

Order Submitted

Send us the Hawaii address, roof photos, system specs, and equipment models — takes under 5 minutes.

Day 1
2

Drawings Prepared

Our Hawaii design team builds your complete solar permit plan set to Hawaii AHJ and code standards.

24–48 hours
3

Delivered to You

You receive the complete AHJ-ready package — every sheet needed for Hawaii permit submission.

24–48 hours
4

AHJ Review

Hawaii AHJs like Honolulu Dept of Planning & Permitting review the permit package. We handle any revisions at no charge.

3–6 weeks
5

Permit Issued

Permit issued — install the system, pass final inspection, and your utility processes PTO.

1–3 wks post-install

Typical Hawaii AHJ review time: 3–6 weeks. Submitting a complete, first-pass-ready plan set is the single best way to minimize your total project timeline.

Hawaii Utility Coverage

Hawaii Solar Permit Plan Sets — Accepted by Every Hawaii Utility

Every Hawaii solar permit plan set we produce includes interconnection drawings formatted to each utility's specific requirements. One package — AHJ and utility both covered.

HECO
Hawaiian Electric Company
Oahu
MECO
Maui Electric Company
Maui County
HELCO
Hawaii Electric Light Company
Big Island
KIUC
Kauai Island Utility Cooperative
Kauai
Expert Oversight

Led by Licensed Hawaii Solar Engineers

Every Hawaii solar permit plan set is reviewed by our senior design team before delivery, ensuring 100% compliance with Hawaii State Building Code and Hawaii AHJ requirements. We don't just draw plans — we engineer them for first-pass approval and long-term safety.

  • ✓ 15+ Years Experience: Specialized in residential solar PV and energy storage permit design across Hawaii.
  • ✓ Hawaii AHJ Specialists: Deep, hands-on expertise with Honolulu Dept of Planning & Permitting and Hawaii submittal portals statewide.
  • ✓ Rapid Revision Support: Engineering support available same-day for complex Hawaii AHJ correction requests.
  • ✓ Hawaii State Building Code Current: Our team tracks every Hawaii code adoption and local amendment — your plan set is never submitted under the wrong edition.
DM
David R. Miller, PE
Senior Solar Design Engineer

“My focus is eliminating soft costs for Hawaii solar installers. A plan set needs to be so accurate that the Honolulu Dept of Planning & Permitting reviewer has no reason to issue a correction. We stay ahead of Hawaii State Building Code so you can stay on the roof.”

Licensed PE NEC 690 Expert Hawaii AHJ Specialist
Client Reviews

What Hawaii Solar Installers Say

★★★★★

Hawaii solar permit drawings are complex with HECO and DPP requirements. Permit Design handles every aspect of our solar plan sets correctly — always approved first time.

Solar Installer
Honolulu, HI
★★★★★

We rely on Permit Design for all Hawaii solar permit plan sets. Their solar engineering drawings meet HECO, MECO, and HELCO requirements with zero corrections.

EPC Company
Pearl City, HI
★★★★★

Best solar permit drawing service for Hawaii. Fast, accurate, and our Hawaii DPP and county permits are always approved without corrections.

Roofing & Solar Co.
Hilo, HI
Statewide Hawaii Coverage

Every Hawaii City & County — Solar Permit Design Coverage

Our solar permit design services cover residential solar permit drawings for every Hawaii AHJ across all 5 counties. Click any city for location-specific solar permit plan set information.

Frequently Asked Questions

Hawaii Solar Permit Drawings FAQ

What are the solar permit drawing requirements in Hawaii?

Hawaii has unique solar permit requirements. HECO, MECO, and HELCO operate under Customer Grid Supply (CGS) and Smart Export programs with specific solar engineering drawing requirements. Honolulu DPP requires solar permit plan sets to include structural wind uplift calculations for Hawaii's hurricane exposure.

What does a Hawaii solar plan set include?

A complete Hawaii solar plan set includes cover sheet, site plan, roof layout, single-line electrical diagram, three-line diagram (where required), rapid shutdown documentation per NEC 690.12, equipment datasheets, NEC labels, and utility interconnection drawings for HECO and MECO.

How long does solar permit approval take in Hawaii?

Most Hawaii AHJs review residential solar permit applications within 3–6 weeks. Turnaround varies by jurisdiction — submitting a complete, AHJ-ready plan set on first submission is the single most effective way to minimize permitting time.

What are Hawaii's solar permit drawing requirements?

Hawaii solar permit drawings must comply with NEC 2020 under the Hawaii State Building Code. HECO, MECO, HELCO, and KIUC each have specific interconnection requirements under Customer Grid Supply and Smart Export programs. Hurricane wind uplift calculations are typically required.

What does HECO require in Hawaii solar permit plan sets?

HECO requires solar permit plan sets including single-line diagram, site plan, equipment specifications, and completed Customer Grid Supply (CGS) interconnection application. Honolulu DPP requires additional structural documentation.

What does Honolulu DPP require for solar permit drawings?

Honolulu Department of Planning & Permitting requires solar permit drawings including structural wind uplift calculations, single-line diagram, site plan, roof layout, and equipment specifications. Our solar engineering drawings are built for DPP approval.

How fast can I get Hawaii solar permit plan sets?

Most Hawaii solar permit plan sets are delivered in 24–48 hours. We serve all 5 Hawaii counties including Oahu, Maui, Big Island, Kauai, and Molokai.

Order Your Hawaii Solar Plan Set
Fast. Accurate. First-Pass Approved.

Complete Hawaii solar permit drawings, engineering drawings, and utility interconnection documentation — delivered in 24–48 hours for any Hawaii AHJ.

Order Your Hawaii Plan Set Now
📧contact@permitdesign.com 📞(914) 455-0505 ⏱️24–48 hr turnaround Free revisions 📐All 5 counties covered
Serving States Near Hawaii

Solar Permit Drawings in States Near Hawaii

We provide residential solar permit drawings and plan sets across all 50 states. Explore our solar permit design services in states neighboring Hawaii.