Idaho · HVAC licensing

How to Get an HVAC License in Idaho (2026 Guide)

Verified against 4 official sources·Last reviewed 2026-06-16·Confidence: high

Mean wage
$60,010
BLS OEWS 2025
Employed in ID
4,550
BLS OEWS
State license
Required (state)
Renewal
Every 3 years

Idaho HVAC overview

Quick facts

Journeyman Exp
Required
8,000 hrs + Schooling or 16,000 hrs
Contractor Bond
Required
$2,000 Surety Bond
License Term
Info
3 Years

To become a licensed HVAC professional in Idaho, you must meet the experience and examination requirements administered by the Division of Occupational and Professional Licenses (DOPL). This guide details the licensing tiers, examination sequence, and compliance standards you need to follow.

Do You Need an HVAC License in Idaho?

Yes, the Idaho Division of Occupational and Professional Licenses (DOPL) requires licensing under IDAPA 24.39.70 to make HVAC installations, alterations, or extensions of piping. This requirement applies to apprentices, journeymen, and contractors.

Idaho HVAC License Classifications and Tiers

Idaho offers several HVAC license classifications:

  • HVAC Contractor: Advertising or engaging as an HVAC contractor requires a current contractor certificate. Permits are furnished to licensed HVAC contractors.
  • HVAC Journeyman: Licensed to perform HVAC installations while employed by a licensed contractor.
  • HVAC Apprentice: Works under the supervision of a licensed Journeyman or Contractor to gain required experience.
  • HVAC Specialty Journeyman: Licensed for limited scopes of work under IDAPA 24.39.70, such as hearth appliances and non-duct-connected oil furnaces.

Idaho HVAC License Requirements by Tier

The requirements for each license type vary based on experience, schooling, and exams.

HVAC Apprentice Registration

To work as an apprentice in Idaho, you must register with the DOPL and work under the direct supervision of a licensed Journeyman or Contractor.

HVAC Journeyman License Requirements

To qualify for an HVAC Journeyman license, you must document:

  • Experience and Education: You must either complete four years (8,000 hours) of work experience as a registered apprentice plus four years (576 hours) of board-approved related technical instruction, or demonstrate a minimum of 16,000 hours of HVAC work experience.
  • Examination: Pass the Idaho HVAC Journeyman examination prior to submitting your license application to DOPL.

HVAC Contractor License Requirements

To obtain an HVAC Contractor license, an applicant must:

  • Examination: Pass the Idaho HVAC Contractor examination prior to submitting the license application.
  • Bonding: Maintain a $2,000 surety bond filed with the HVAC Board.

EPA Section 608 Certification

All technicians who maintain, service, repair, or dispose of equipment that could release refrigerants into the atmosphere must obtain EPA Section 608 certification.

The Idaho HVAC Licensing Process (Step-by-Step)

The sequence for obtaining a Journeyman or Contractor license in Idaho is as follows:

  1. Gain Required Experience: Complete the necessary apprentice hours and training, or obtain the alternate 16,000 hours of HVAC experience.
  2. Pass the Exam first: Register for and pass the appropriate licensing examination. You must take and pass the exam before submitting your license application to the DOPL.
    • Exam Provider: Exams are administered by PSI Services.
  3. Submit the Application: After passing the exam, submit a completed HVAC license application to the DOPL.
  4. Attach Documentation: Include your passing exam score report, proof of experience, and, for contractors, your original $2,000 surety bond.
  5. Pay Fees: Pay the required non-refundable $35 application fee and initial license fees.

Idaho HVAC License Fees and Costs

  • Application Fee: $35 (non-refundable)
  • Initial Contractor License Fee: $225
  • Initial Journeyman License Fee: $150
  • Apprentice License and Renewal Fee: $10 (renewed annually)
  • Journeyman License Renewal Fee: $75 (triennial)
  • Contractor License Renewal Fee: $150 (triennial)

Codes and Enforcement

Idaho HVAC work must comply with the state-adopted codes. The DOPL lists the current HVAC codes as:

  • 2018 International Mechanical Code (IMC)
  • 2018 International Fuel Gas Code (IFGC)
  • 2018 International Residential Code (IRC) Part V (Mechanical)

Performing HVAC work in Idaho without the proper license or violating rules can result in civil penalties of up to $1,000 per offense.

Idaho HVAC pay & job outlook

How much do HVAC technicians make in Idaho?

HVAC technicians in Idaho earn a mean annual wage of $60,010, and the state employs about 4,550 of them, according to the U.S. Bureau of Labor Statistics (Heating, Air Conditioning, and Refrigeration Mechanics and Installers, 2025).

Mean annual wage
$60,010
Employed in ID
4,550
Occupation (SOC)
49-9021

Source: U.S. Bureau of Labor Statistics — OEWS, 2025

Idaho HVAC licensing

Common questions

Do you need a license to do HVAC work in Idaho?

Yes. Idaho requires a state-issued HVAC contractor license to perform HVAC work. Journeyman requires passing the Board exam and either 8,000 hours of work experience plus 576 hours of board-approved classroom instruction, or 16,000 hours of HVAC experience.

How much does an HVAC license cost in Idaho?

Application fee is $35. Contractor renewal is $150. Journeyman license is $150, renewal is $75. Apprentice license and renewal is $10. Licenses have a 3-year term (Apprentice is annual).

How often do you renew an HVAC license in Idaho?

Triennial renewal (every 3 years) for Journeyman and Contractor licenses. Apprentice registrations are renewed annually.

Does a Idaho HVAC license transfer to other states?

No automatic reciprocity. Out-of-state credentials must be reviewed by the Division of Occupational and Professional Licenses (DOPL).

Frequently Asked Questions

Do I need to pass the Idaho HVAC exam before applying for a license?

Yes, the Idaho DOPL requires applicants to take and pass the appropriate exam administered by PSI Services before submitting their license application.

What are the experience requirements for an Idaho HVAC journeyman license?

You must either complete four years (8,000 hours) as a registered apprentice plus four years (576 hours) of approved instruction, or document a minimum of 16,000 hours of HVAC experience.

What bond is required for Idaho HVAC contractors?

All licensed HVAC contractors in Idaho are required to maintain a continuous $2,000 surety bond filed with the Division of Occupational and Professional Licenses (DOPL).

How much does an HVAC license cost in Idaho?

Initial applications require a $35 fee. Journeyman licenses cost $150 (renewal is $75 every 3 years). Contractor licenses cost $225 (renewal is $150 every 3 years). Apprentice registrations cost $10 annually.

What are the current adopted HVAC codes in Idaho?

Idaho currently adopts the 2018 International Mechanical Code (IMC), the 2018 International Fuel Gas Code (IFGC), and Part V of the 2018 International Residential Code (IRC).

Is EPA Section 608 certification required in Idaho?

Yes, federal law requires any technician maintaining, servicing, repairing, or disposing of equipment that could release covered refrigerants to hold an EPA Section 608 Certification.

How Idaho compares

Idaho vs. other state licensing rules

Use this quick comparison to jump to nearby state requirements or see where rules differ.

StateLicenseClassesExamRenewal
Idaho This guideRequired4 classesRequiredTriennial renewal (every 3 years) for Journeyman and Contractor licenses. Apprentice registrations are renewed annually.
AlabamaRequired2 classesRequiredAnnual renewal (by December 31 each year); renewal fee $220.
ArizonaRequired3 classesRequiredTwo-year license term; renew per the ROC fee schedule.
ArkansasRequired5 classesRequiredAnnual
CaliforniaRequired1 classesRequiredInitial license is valid for 2 years; active licenses renew for 2 years.

Next step

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Official sources

Next source review due 2026-12-16. Last reviewed 2026-06-16. Confirm current requirements with the official licensing authority before applying.