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18 permits · verified 2026-09-19

What permits do you need to open a contractor or trade in Kauai County?

In short

A contractor or trade in Kauai County, HI has 4 permits that apply to every business of this type, plus 14 more that depend on your premises, signage or how you are set up. County of Kaua'i Planning Department charges $300 one-time, per application — doubled for an after-the-fact application for the use permit. 6 of the 18 are charged as a range or formula rather than a flat fee. Verified 2026-09-19 against the issuing agencies’ published fee schedules.

Permits particular to a contractor or trade in Kauai County

Permits required, with issuing agency, fee, renewal term and the date each record was last verified against its source
Grading and Grubbing Permitonly if it applies to youCounty of Kaua'i Department of Public Works, Engineering DivisionOne-half of one percent (0.5%) of the estimated construction cost as determined by the County Engineer, paid in full before the permit issues (Kaua'i County Code §22-7.12(a)). Work begun without a permit: grubbing $1,000.00 per acre, with a $1,000.00 minimum; grading and stockpiling $500 to $25,000 by volume of material (§22-7.12(d)).expires one year after issuance, or earlier if work does not start within six months or stops for ninety days2026-09-19
Contractor Licensing — State License Applies (Kauai County)only if it applies to youCounty of Kaua'i Department of Public Works, Building DivisionNo feenot applicable2026-09-19
Individual Electrician or Plumber Licenseonly if it applies to youHawaii DCCA, Professional and Vocational Licensing Division$40 application fee, plus a $95 examination fee3 years2026-09-04
Contractor Licenseonly if it applies to youHawaii DCCA, Professional and Vocational Licensing Division$338 biennial renewal for an entity or sole proprietor; a responsible managing employee license is $208biennial — every license renews by 30 September of even-numbered years2026-09-04

Fees shown as a range or formula are set that way by the issuing agency — we do not average them into a single number.

Local permits that apply to every type of business in Kauai County

Permits required, with issuing agency, fee, renewal term and the date each record was last verified against its source
Use Permitonly if it applies to youCounty of Kaua'i Planning Department$300 one-time, per application — doubled for an after-the-fact applicationone-time, per application; the permit itself runs subject to the conditions the Planning Commission imposes2026-09-19
Special Permit (State Land Use Agricultural and Rural Districts)only if it applies to youCounty of Kaua'i Planning Department$150 one-time, per petition (nonrefundable filing and processing fee)one-time, per petition2026-09-19
Zoning Permit (Class I, II, III or IV)County of Kaua'i Planning DepartmentVaries — formula on the Kauai County pageone-time, per application2026-09-19
Variance Permitonly if it applies to youCounty of Kaua'i Planning Department$300 one-time, per application — doubled for an after-the-fact applicationone-time, per application2026-09-19
Special Management Area (SMA) Permitonly if it applies to youCounty of Kaua'i Planning DepartmentVaries — formula on the Kauai County pageone-time, per project2026-09-19
Commercial Building PermitCounty of Kaua'i Department of Public Works, Building DivisionVaries — formula on the Kauai County pageone-time, per project2026-09-19
General Business License — Kaua'i County Code Position (Kauai County)only if it applies to youCounty of Kaua'i Department of FinanceNo feenot applicable — under Kaua'i County Code §23-4.1 the County's licenses are only those Hawaii Revised Statutes Chapter 445 requires2026-09-19
Certificate of OccupancyCounty of Kaua'i Department of Public Works, Building DivisionNo fee — no issuance fee — the County charges nothing to issue a certificate of occupancyone-time; no expiration once issued2026-09-19
Building Plan Review FeeCounty of Kaua'i Department of Public Works, Building DivisionVaries — formula on the Kauai County pageone-time, per project; an application for which plan review fees have been paid and no permit issues within 365 days expires2026-09-19
Electrical Permitonly if it applies to youCounty of Kaua'i Department of Public Works, Building DivisionVaries — formula on the Kauai County pageone-time, per permit2026-09-19

Fees shown as a range or formula are set that way by the issuing agency — we do not average them into a single number.

HI registrations that apply to every type of business

Permits required, with issuing agency, fee, renewal term and the date each record was last verified against its source
General Business License — Hawaii positiononly if it applies to youHawaii Department of Commerce and Consumer Affairs, Business Registration DivisionNo feenot applicable2026-09-04
Articles of Organization (LLC)only if it applies to youHawaii Department of Commerce and Consumer Affairs, Business Registration Division$51 one-time filing, including the $1 state archives feeperpetual, but an annual report is due every year2026-09-04
Articles of Incorporationonly if it applies to youHawaii Department of Commerce and Consumer Affairs, Business Registration Division$51 one-time filing, including the $1 state archives feeperpetual, but an annual report is due every year2026-09-04
Annual Reportonly if it applies to youHawaii Department of Commerce and Consumer Affairs, Business Registration Division$15 a year on paper; a $10 late fee applies per year delinquentannual — due at the end of the calendar quarter containing the entity's own original registration date2026-09-04

Fees shown as a range or formula are set that way by the issuing agency — we do not average them into a single number.

How much does it actually cost to permit a contractor or trade in Kauai County?

There is no single figure, and any site quoting one is rounding away the part that matters. Of the 18 records listed for a contractor or trade in Kauai County, HI, 4 apply to every business of this type and 14 are conditional. Adding every fee on the page together would overstate what most operators pay, because it would include permits they never need.

Of the 4 that always apply, 1 carry a flat fee, coming to $0.00. That is a floor, not a total. 6 of the 18 are charged as a range or a formula set by the issuing agency, and 3 have no fee published at all. The ones particular to this business that vary:

Grading and Grubbing Permit: One-half of one percent (0.5%) of the estimated construction cost as determined by the County Engineer, paid in full before the permit issues (Kaua'i County Code §22-7.12(a)). Work begun without a permit: grubbing $1,000.00 per acre, with a $1,000.00 minimum; grading and stockpiling $500 to $25,000 by volume of material (§22-7.12(d)).

The other 5 variable fees belong to permits that apply to every type of business here; their formulas are set out on the Kauai County permits page and the HI state page.

Which offices issue these permits in Kauai County?

Permits for a contractor or trade in Kauai County, HI come from 6 separate offices: County of Kaua'i Planning Department, County of Kaua'i Department of Public Works, Building Division, County of Kaua'i Department of Public Works, Engineering Division, County of Kaua'i Department of Finance, Hawaii DCCA, Professional and Vocational Licensing Division, Hawaii Department of Commerce and Consumer Affairs, Business Registration Division. No single office issues them all, which is why an opening means filing in several places rather than one.

What does a contractor or trade need in Kauai County that other businesses do not?

4 of the 4 permits particular to a contractor or trade here apply to no other business type we cover in Kauai County: Grading and Grubbing Permit, Contractor Licensing — State License Applies (Kauai County), Individual Electrician or Plumber License and Contractor License.

Grading and Grubbing Permit

Administered by the Department of Public Works Engineering Division. Kaua'i County Code §22-7.12(a) charges 'a sum equal to one-half of one percent (1/2%) of the estimated construction cost as determined by the County Engineer,' in full before the permit issues; fees are payable to the Director of Finance and submitted to the Department of Public Works. Not every job needs a permit: §22-7.6 exempts, among other work, 'Grubbing that does not unreasonably alter the general drainage pattern to the detriment of abutting properties and does not exceed a total area of one (1) acre.' Work commenced without a required permit must be permitted retroactively at higher fees — for grubbing 'one thousand dollars ($1,000.00) per acre; provided that a minimum fee of one thousand dollars ($1,000.00) shall be assessed,' and for grading and stockpiling $500 for 101 to 500 cubic yards rising to $25,000 above 10,000 cubic yards. Under §22-7.13 every grading or grubbing permit expires one year after issuance, and earlier if work is not started within six months or is suspended for ninety days. Confirm scope and thresholds with the Engineering Division at (808) 241-4992.

Contractor Licensing — State License Applies (Kauai County)

The Building Division's Contractor's Statement — Attachment A, revised September 5, 2019, filed with building permit applications — asks the applicant to certify that they are a contractor licensed under Chapter 444 of the Hawaii Revised Statutes, giving the license number; an owner-builder exempt under HRS §444-2.5; that all specialty contractors are licensed under Chapter 444; or that they are exempt under HRS §444-2. Under that statement the state license is the credential the County checks, and the County charges no fee for a contractor credential of its own. Hawaii's Contractors License Board license, recorded at the state layer, is the real credential. County law does govern how contractors appear on a permit: Kaua'i County Code §15-5.4 requires the permit application to identify the contractor or subcontractor for each phase of work, except work equal to or less than 'five per cent (5%) of the total project cost,' and provides that 'No permit shall be loaned to another by the person to whom it was issued.' A Kaua'i contractor's county obligations are the Zoning Permit, Commercial Building Permit, 15% Building Plan Review Fee, Electrical Permit and, where land is disturbed, the Grading and Grubbing Permit, all recorded separately for Kaua'i County. The owner-builder route carries real exposure: the same form warns that violating HRS §444-2.5 draws a fine of '$5,000 or forty per cent of the appraised value of the building … whichever is greater, for the first offense.'

Individual Electrician or Plumber License

This is Hawaii's second, genuinely separate layer for these two trades. Where the contractor license above covers the business that contracts for electrical or plumbing work, this license covers the individual doing the hands-on work, issued by an entirely different board on a three-year cycle rather than the contractor board's two-year one. A business needs the first; the qualifying tradesperson it employs needs the second — holding one does not substitute for the other.

Contractor License

A license is required once a project's combined cost of labour, materials and taxes exceeds $1,000 — a strikingly low threshold compared with most states — unless the work needs no building permit and stands alone rather than as part of a larger project. General engineering, general building and specialty work each fall under this same board and this same fee, $338 to renew an entity or sole proprietor license and $208 for a responsible managing employee, on a shared biennial cycle ending 30 September of even years regardless of when the license first issued. Electrical and plumbing contracting sit inside this same system as specialty classifications rather than under a separate contractor board — but the individual electrician or plumber doing the work needs a further, separate license from an entirely different board; see that record.

The other 10 local permits in the tables apply to every type of business in Kauai County, HI; what each one involves is set out on the Kauai County permits page. The 4 state-level registrations apply to every type of business across HI and are covered on the HI state page.

How does a contractor or trade compare with other businesses in Kauai County?

The closest match is a auto repair shop, which shares 0 of these permits. A contractor or trade also needs Grading and Grubbing Permit, Contractor Licensing — State License Applies (Kauai County), Individual Electrician or Plumber License and Contractor License. A auto repair shop needs Fire Permit — Application of Flammable Finishes (Spray Booth), Auto Repair Licensing — State License Applies (Kauai County) and Motor Vehicle Repair Dealer License, which a contractor or trade does not.

Permits particular to each business type in Kauai County, HI, compared with a contractor or trade
BusinessIts own permitsShared with a contractor or tradeOnly a contractor or trade needsOnly it needs
Auto repair shops3043
Childcare centres2042
Coffee shops4044
Fitness studios2042
Food trucks5045
Restaurants5045
Retail stores5045
Salons and barbers2042
Veterinary clinics2042

Sources

Every figure for the permits explained on this page was read from one of these government pages on the date shown. Sources for the permits that apply to every type of business are listed on the Kauai County permits page and the HI state page. Confirmed by Editorial Team.

  1. Kaua'i County Code 1987, as amended — ecode360's own print view of the complete codified Code, with amendments through Ordinance No. 1193County of Kaua'i, via General Code (ecode360) · primary source · retrieved 2026-10-08
  2. Grubbing Permit Application — the Department of Public Works' own current formCounty of Kaua'i, Department of Public Works · primary source · retrieved 2026-09-27
  3. Contractor's Statement (Attachment A, revised September 5, 2019) — the Building Division's building-permit form requiring certification of state Chapter 444 HRS licensure or the §444-2.5 owner-builder exemptionCounty of Kaua'i, Department of Public Works · primary source · retrieved 2026-09-27
  4. Hawaii Board of Electricians and Plumbers — individual trade licensing, separate from contractor licensingHawaii Department of Commerce and Consumer Affairs · primary source · retrieved 2026-09-04
  5. Hawaii Contractors License Board — license fees and the biennial renewal cycleHawaii Department of Commerce and Consumer Affairs · primary source · retrieved 2026-09-04
  6. Hawaii Revised Statutes chapter 444 — contractor licensing, classifications and the $1,000 exemptionState of Hawaii · primary source · retrieved 2026-09-04

Related

Commercial Compliance Hub publishes information, not legal advice. Requirements change — confirm anything you rely on with the issuing agency before you file.