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How to get a plumbing license in Hawaii

Edited by John Voll. Last verified .

Contractors License Board (DCCA Professional and Vocational Licensing Division) licenses plumbing contractors in Hawaii. A contractor license is required for any project over $1,500 in labor and material, or any project that needs a building, electrical or plumbing permit.

Who licenses plumbing work in Hawaii

CredentialState license
BoardContractors License Board (DCCA Professional and Vocational Licensing Division) official statement
Official lookupSearch plumbing licenses
When a license is neededA contractor license is required for any project over $1,500 in labor and material, or any project that needs a building, electrical or plumbing permit. source
License typesC-37 Plumbing contractor

How to get licensed

  1. Apply to DCCA Professional and Vocational Licensing Division as a C-37 Plumbing contractor.
    Board page
  2. C-37 plumbing contractor license: Written exam required in two parts, Part I business and law and Part II trade knowledge for the classification, given by Prometric. source
  3. Experience: C-37 plumbing contractor license: At least 4 years of supervisory experience in the classification within the past 10 year. source
  4. Post a C-37 plumbing contractor license: No fixed bond amount; the board may impose a surety bond as a condition of licensure. source
  5. Carry C-37 plumbing contractor license: Liability insurance of at least $100,000 bodily injury per person, $300,000 per occurrence and $50,000 property damage per occurrence, plus workers' compensation (a sole proprietor with no employees may file a board form instead). source
  6. Pay the C-37 plumbing contractor license: Application fee, non-refundable, per application: $50. source
  7. C-37 plumbing contractor license: Licenses expire and renew by September 30 of every even-numbered year. source

Plumbing requirements in Hawaii

Plumbing: exam, experience, bond, insurance, renewal and feesSources checked October 6, 2026
ExamC-37 plumbing contractor license: Written exam required in two parts, Part I business and law and Part II trade knowledge for the classification, given by Prometric. source
ExperienceC-37 plumbing contractor license: At least 4 years of supervisory experience in the classification within the past 10 year. source
BondC-37 plumbing contractor license: No fixed bond amount; the board may impose a surety bond as a condition of licensure. source
InsuranceC-37 plumbing contractor license: Liability insurance of at least $100,000 bodily injury per person, $300,000 per occurrence and $50,000 property damage per occurrence, plus workers' compensation (a sole proprietor with no employees may file a board form instead). source
RenewalC-37 plumbing contractor license: Licenses expire and renew by September 30 of every even-numbered year. source
ReciprocityC-37 plumbing contractor license: No reciprocity provision found; applicants licensed in another state still submit at least 3 experience certificates and a project list.
Fees
  • $50 (C-37 plumbing contractor license: Application fee, non-refundable, per application). source
  • $663 (C-37 plumbing contractor license: License fee for an entity or sole proprietor licensed between October 1 of an even-numbered year and September 30 of an odd-numbered year (FAQ dated 2018; matches the sum of the fee lines on the October 2025 application)). source
  • $494 (C-37 plumbing contractor license: License fee for an entity or sole proprietor licensed between October 1 of an odd-numbered year and September 30 of an even-numbered year (FAQ dated 2018)). source
  • $75 (C-37 plumbing contractor license: Exam fee per part, paid to the testing vendor; most classifications take two parts (FAQ dated 2018)). source
  • $338 (C-37 plumbing contractor license: Renewal fee, entity or sole proprietor, active status, for the October 2026 to September 2028 period). source
  • $208 (C-37 plumbing contractor license: Renewal fee, responsible managing employee (RME), active statu). source
  • $160 (C-37 plumbing contractor license: Renewal fee, any contractor license, inactive statu). source

Hiring a plumbing contractor?

See every official lookup in Hawaii, which board covers which trade, and what to check before you hire.

How to verify a contractor license in Hawaii

Questions

Do you need a plumbing license in Hawaii?
Contractors License Board (DCCA Professional and Vocational Licensing Division) licenses plumbing contractors in Hawaii. A contractor license is required for any project over $1,500 in labor and material, or any project that needs a building, electrical or plumbing permit.
How do I check a plumbing license in Hawaii?
The Contractors License Board (DCCA Professional and Vocational Licensing Division) keeps the record for plumbing contractors in Hawaii. Use the official lookup on this page, and treat the board's own record as final.
How much does a plumbing license cost in Hawaii?
$50 (C-37 plumbing contractor license: Application fee, non-refundable, per application). $663 (C-37 plumbing contractor license: License fee for an entity or sole proprietor licensed between October 1 of an even-numbered year and September 30 of an odd-numbered year (FAQ dated 2018; matches the sum of the fee lines on the October 2025 application)). $494 (C-37 plumbing contractor license: License fee for an entity or sole proprietor licensed between October 1 of an odd-numbered year and September 30 of an even-numbered year (FAQ dated 2018)). $75 (C-37 plumbing contractor license: Exam fee per part, paid to the testing vendor; most classifications take two parts (FAQ dated 2018)). $338 (C-37 plumbing contractor license: Renewal fee, entity or sole proprietor, active status, for the October 2026 to September 2028 period). $208 (C-37 plumbing contractor license: Renewal fee, responsible managing employee (RME), active statu). $160 (C-37 plumbing contractor license: Renewal fee, any contractor license, inactive statu).
How much experience do you need for a plumbing license in Hawaii?
C-37 plumbing contractor license: At least 4 years of supervisory experience in the classification within the past 10 year.
How often does a plumbing license renew in Hawaii?
C-37 plumbing contractor license: Licenses expire and renew by September 30 of every even-numbered year.

Other trades in Hawaii

Plumbing license in other states

Sources

This is not a government site. The licensing board's own record governs; always confirm on the official lookup. Information as of October 6, 2026.