Licensing

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  • Master Builder (MB)
    Performs plan reviews and required verifications that the building official has waived.
  • Boiler Trainee / Helper Class 1 (CL1)
    Scope
    Install, alter, or repair boilers, pressure vessels, and pressure piping, providing the work is of a mechanical nature only. Work performed must be under the direct supervision of a qualified licensed person. No ASME code welding is permitted. OAR 918-225-0691(3)
    Qualifications
    There are no minimum qualifications required for applicants to obtain this license.
  • Pressure Vessel Installer Class 2 (CL2)
    Scope
    Install or repair unfired pressure vessels by any non-welded method of attachment. OAR 918-225-0690(4)​​
    Exam is required - 2 hour 28 question open book exam
  • Boiler Service Mechanic Class 3 (CL3)
    Scope
    Install or repair boilers (including boiler and non-boiler external piping) and unfired pressure vessels by a non-welded method of attachment. OAR 918-225-0690(5)
    Provide 2,000 hours of verified work experience installing and repairing boilers.
    Exam is required - 3 hour 52 question open book exam
  • Boilermaker Class 4 (CL4)
    Scope
    Install, alter, or repair boilers and pressure vessels (excluding non-boiler external piping) by welding or other methods of attachment. OAR 918-225-0691(6)
    Qualifications
    Provide 2,000 hours of verified work experience welding and 2,000 hours work experience doing nonwelding applications involving boiler or pressure vessels.
    Exam is required - 3 hour 52 question open book exam
  • Pressure Piping Mechanic Class 5 (CL5)
    Scope
    Fabricate, install, alter, and repair pressure piping; install boilers and pressure vessels by attachment pf piping connections; and install, assemble, and repair cast-iron sectional boilers. OAR 918-225-0691(7)
    Qualifications
    Provide 2,000 hours of verified work experience performing pipe-welding or brazing on ASME B31.3 process piping and 2,000 hours of work experience on pressure piping.
    Exam is required - 3 hour 52 question open book exam
  • Process Piping Mechanic Class 5A (CL5A)
    Scope
    Fabricate, install, alter, or repair B31.3 process piping. OAR 918-225-0691(8)
    Qualifications
    Provide 2,000 hours of verified work experience performing pipe-welding or brazing on ASME B31.3 process piping and 2,000 hours of work experience on pressure piping.
    Exam is required - 3 hour 52 question open book exam
  • Refrigeration Piping Mechanic Class 5B (CL5B)
    Scope
    Fabricate, install, alter, or repair B31.5 refrigeration piping. OAR 918-225-0691(9)​
    Qualifications
    Provide 2,000 hours of verified work experience performing pipe-welding or brazing on ASME B31.5 refrigeration piping and 2,000 hours of work experience on pressure piping.
    Exam is required - 3 hour 52 question open book exam
  • Welder Class 6 (CL6)
    Scope
    Weld on boilers, pressure vessels or pressure piping while employed by an approved welding employer. Work may only be performed under the supervision of a person holding a Class 4, 5, 5A, or 5B depending on the work being performed. OAR 918-225-0690(10)
    Qualifications
    Provide a written statement from the employer that the applicant is currently qualified as a welder certified under American Society of Mechanical Engineers (ASME) Boiler and Pressure Vessels Code Section IX part QW, and is currently qualified to the employer’s welding procedures.
  • General Supervising Electrician (S)
    Scope
    Design, plan, and lay out work and sign all permits. The only individual authorized to direct, supervise, or control the installation or alteration of an electrical service.
    Qualifications
    1. Be a licensed Oregon journeyman electrician and provide verification of an additional 8,000 hours of on-the-job journeyman experience; OR
    2. Meet the qualifications to be licensed as an Oregon journeyman electrician and provide verification of an additional 8,000 hours of on-the-job journeyman experience (300 percent rule applies). A detailed list of minimum hour requirements for each category can be found in OAR 918-282-0140.
    Exam required - 4 hour 64 question open book exam - Approved testing material
    Codebook information - Electrical Code Program​
    Reciprocal license agreement – Arkansas and Utah
  • General Journeyman Electrician (J)
    Qualifications
    1. Completion of an approved apprenticeship program in Oregon; OR
    2. Official transcripts verifying 576 hours of classroom training and verification of 8,000 hours of on-the-job experience obtained outside of Oregon. Experience must include a breakdown of hours, showing a minimum of 1,000 hours in each category: residential, commercial, and industrial (300 percent rule applies); OAR 918-282-0170​.
    Exam is required - 3 hour 52 question open book exam - Approved testing material
    Codebook information - Electrical Code Program​
    Reciprocal license agreement – Arkansas, Idaho, Maine, Montana, Utah, and Wyoming
  • Limited Supervising Electrician (PS)
    Scope
    ​Design, plan, and lay out work; sign all permits; licensee is the only individual authorized to direct, supervise, or control the installation, maintenance, replacement, and repair of electrical wiring and electrical products on or in an existing operable plant, hospital, commercial building, or institution.
    Qualifications
    1. Be currently licensed as an Oregon limited journeyman manufacturing plant electrician and provide verification of an additional 8,000 hours of on-the-job plant journeyman experience; OR
    2. Meet the qualifications to be licensed as a limited journeyman manufacturing plant electrician and provide verification of an additional 8,000 hours of on-the-job plant journeyman experience obtained outside of Oregon (300 percent rule applies). A detailed list of minimum hour requirements for each category can be found in OAR 918-282-0160.
    Exam required - 4 hour 64 question open book exam - Approved testing material​
    Codebook information - Electrical Code Program​
  • Limited Journeyman Manufacturing Plant Electrician (PJ)
    Scope
    Install, maintain, replace, and repair electrical wiring and electrical products on or in an existing operable manufacturing plant or industrial plant owned or used by employer. This individual must work under the supervision, direction, and control of a limited supervising electrician. If there is no supervising electrician, the licensee is limited to repair and maintenance work.
    Qualifications
    1. Completion of an approved apprenticeship program in Oregon; O​​​R
    2. Official transcripts verifying 576 hours of classroom training and verifi​cation of 8,000 hours of on-the-job commercial and industrial experience obtained outside of Oregon (300 percent rule applies); O​​​R​
    3. Verification of 16,000 hours of on-the-job commercial and industrial experience obtained outside of Oregon (300 percent rule applies). A detailed list of minimum hour requirements for each category can be found in OAR 918-282-0190.
    Exam is required 3 hour 52 question open book exam - Approved testing material
    Codebook information - Electrical Code Program​
  • Limited Maintenance Electrician (LME)
    Scope
    Repair and maintain existing electrical installations on or in an existing operable plant, commercial building, or institution. An LME is not authorized to make new electrical installations or to perform work on services.
    Qualifications
    1. Completion of an approved apprenticeship in Oregon; OR
    2. Official transcripts verifying 288 hours of required classroom training and verification of 4,000 hours of on-the-job training or experience obtained outside of Oregon; OR
    3. Verification of 8,000 hours of on-the-job experience obtained outside of Oregon, broken down into specific work categories. A detailed list of minimum hour requirements for each category can be found in OAR 918-282-0240.
    Exam is required - 2 hour 28 question open book exam - Approved testing material
    Codebook information - Electrical Code Program​
  • Limited Residential Electrician (LR)
    Scope
    Make electrical installations on one- and two-family or multi-family dwelling units, not exceeding three floors above grade. Must work under the supervision, direction, and control of a general supervising electrician.
    Qualifications
    1. Completion of an approved apprenticeship program in Oregon; O​​​R
    2. Official transcripts verifying 288 hours of classroom training and verification of 4,000 hours of on-the-job residential experience obtained outside of Oregon (300 percent rule applies); O​​​R​
    3. Verification of 8,000 hours of on-the-job residential experience obtained outside of Oregon (300 percent rule applies). A detailed list of minimum hour requirements for each category can be found in OAR 918-282-0180.
    Exam is required - 3 hour 52 question open book exam - Approved testing material
    Codebook information - Electrical Code Program​
  • Limited Energy Technician, Class A (LEA)
    Scope
    Install, alter, and repair all limited energy systems. An LEA must be licensed as an electrical contractor or must work for an electrical contractor, limited energy contractor, or for one employer in an industrial plant.
    Qualifications
    1. Completion of an approved apprenticeship in Oregon; OR
    2. Official transcripts verifying 432 hours of required classroom training, and verification of 6,000 hours of on-the-job training broken down into specific work categories; OR​
    3. Verification of 12,000 hours of work experience obtained outside of Oregon, broken down into specific work categories. Requires trade-specific installation experience in protective signaling that includes fire alarm, nurse call, burglar alarm, and other systems that are part of a fire or life safety system. A detailed list of minimum hour requirements for each category can be found in OAR 918-282-0345 and OAR 918-282-0355.
    Exam is required - 3 hour 52 question open book exam - Approved testing material
    Codebook information - Electrical Code Program​
  • Limited Energy Technician, Class B (LEB)
    Scope
    Perform limited energy electrical activity that does not include protective signaling. ​An LEB must be licensed as an electrical contractor, or must work for an electrical contractor, limited energy contractor, or for one employer in an industrial plant.
    Qualifications
    1. Completion of an approved apprenticeship in Oregon; OR
    2. Official transcripts verifying 288 hours of required classroom training and Verification of 4,000 hours of work experience broken down into specific work categories (300 percent rule applies), and
    Completion of a board-approved 32-hour training program (may be taken after application is approved); OR
    3. Verification of 8,000 hours of work experience obtained outside of Oregon, broken down into specific work categories (300 percent rule applies), and completion of a board-approved 32-hour training program (may be taken after application is approved). A detailed list of minimum hour requirements for each category can be found in OAR 918-282-0360 and 918-282-0365.
    Exam is required - 2 hour 28 question open book exam - Approved testing material
    Codebook information - Electrical Code Program​ 
  • Limited Renewable Energy Technician (LRT)
    Scope
    Make renewable energy system installations (Must be employed by a limited renewable energy contractor or electrical contractor). OAR 918-282-0205​​
    Qualifications
    Completion of an approved apprenticeship program in Oregon.
    Exam is required - 2 hour 28 question open book exam - Approved testing material
    Codebook information - Electrical Code Program​
  • Limited Journeyman Sign Electrician (SIG)
    ​Scope
    Install and service electrical signs and outline lighting. (Must be employed by a limited sign contractor.)
    Qualifications
    1. Completion of an approved apprenticeship program in Oregon; OR
    2. Official transcripts of required classroom training and verification of 4,000 hours of on-the-job sign electrical experience obtained outside of Oregon; OR
    3. Verification of 8,000 hours of on-the-job sign experience obtained outside of Oregon, broken down into specific work categories. A detailed list of minimum hour requirements for each category can be found in OAR 918-282-0220.
    Exam is required- 2 hours 28 question open book exam - Approved exam material​
    Codebook information - Electrical Code Program​
  • Limited Journeyman Stage Electrician (ST)
    Scope
    Install temporary feeders, branch circuits, and equipment used for the production of shows, exhibits, displays, festivals, conventions, stage, theater, film, or video productions; perform maintenance on temporary equipment. (Must be employed by an electrical contractor).
    Qualifications 1. Official transcripts verifying 150 hours of required classroom training and verification of 4,000 hours of on-the-job experience obtained outside of Oregon; OR​
    2. Verification of 8,000 hours of on-the-job stage experience obtained outside of Oregon, broken down into specific work categories. A detailed list of minimum hour requirements for each category can be found in OAR 918-282-0230.
    Exam is required 3 hour 52 question open book exam - Approved testing material
    Codebook information - Electrical Code Program​
  • Limited Building Maintenance Electrician (BME)
    Scope
    Maintain, repair, and replace electrical appliances, light switches and fixtures, fans, receptacles, and fluorescent ballasts on the premises of commercial office buildings, buildings occupied by the state or a local government entity, and facilities designated by the Electrical and Elevator Board in electrical systems not exceeding 300 volts to ground.
    Qualifications
    1. Completion of an approved one-year training program in Oregon; OR​
    2. Verification of 2,000 hours of on-the-job training or experience in maintenance, repair, and replacement of electrical appliances, light switches, light fixtures, fans, receptacles, and fluorescent ballasts. A detailed list of minimum hour requirements for each category can be found in OAR 918-282-0260.
    Exam is required - 2 hour 28 question open book exam - Approved testing material
    Codebook information - Electrical Code Program​
  • Limited Maintenance Manufactured Structures (LMM)
    Scope
    Repair or maintain electrical wiring and equipment in manufactured structures.
    Qualifications
    1. Two years of experience, consisting of at least 4,000 hours, in repair and maintenance of electrical problems in manufactured structures while employed by a manufactured structures manufacturer; OR
    2. Two years of employment as a limited-maintenance manufactured-structures trainee working with a license​​e or for an employer of a licensee; OR​
    3. A combination of (1) and (2) above equaling two years of experience.
    Exam is required - 2 hour 28 question open book exam - Approved testing material
    Codebook information - Electrical Code Program​
  • Limited Elevator Journeyman (E)
    Scope
    Install, maintain, and repair elevators, including all electrical and mechanical systems.
    Qualifications
    Submit verification from an apprenticeship program indicating that the applicant has completed the appropriate training program; or provide documentation, such as a certificate of completion or a letter from NEIEP that includes completion of mechanic’s exam, and that demonstrates successful completion of the National Elevator Industry Educational Program.
  • Limited Elevator Mechanic (LEM)
    Scope
    Perform only the mechanical portions of any installation, alteration, repair, and maintenance of the elevator equipment.
    Qualifications
    Part A – submit 4,000 hours of lawful experience obtained before Oct. 23, 1999 that is notarized in part B;
    Part B – an Oregon business notarized verification of the hours in Part A in conjunction with the applicant having completed 40 or more elevator projects;
    Part C – verification from a CPA attesting the business has at least $75,000 of gross business obtained before Oct. 23, 1999.
  • Reciprocating Conveyor Mechanic (RCM)
    Scope
    Install, alter, repair, and maintain the mechanical portions of reciprocating conveyors.
    Qualifications
    Part A – submit 3,000 lawful hours in installation, alteration, repair, and maintenance of reciprocating conveyors.
  • Restricted Reciprocating Conveyor Mechanic (RRM)
    Scope
    Install, alter, repair, and maintain the mechanical portions of reciprocating conveyors only while under the physical supervision of a person who holds a limited elevator mechanic license or a reciprocating conveyor mechanic license.
  • Manufactured Dwelling Installer (MDI)
    Scope
    May prepare the site and install manufactured dwelling, cabanas, and skirting.
    Qualifications
    Any one of the following meet minimum experience requirements
    1. One year (1,600 hours) of experience as a manufactured dwelling installer or limited installer; OR
    2. Two years (3,200 hours) of experience in construction of manufactured dwellings; OR
    3. Two years (3,200 hours) of experience servicing or repairing manufactured dwellings; OR
    4. Two years (3,200 hours) of experience as a building construction supervisor; OR
    5. One year (1,600 hours) of experience as a building inspector; OR
    6. Completion of a one year college course in building technology that is recognized by the Residential and Manufactured Structures Board; OR
    7. Any combination of experience or education in a related field totaling two years.
    Exam is required. 4 hour, 80 question open book exam.
  • Manufactured Dwelling Limited Skirt Installer (LSI)
    Scope
    May install manufactured dwelling and cabana skirting, temporary steps, tie-downs, perimeter foundation supports, appliance exhaust termination, and underfloor skirting access; affix a certification tag; complete all reports and applications. May also work under the direct supervision of an active manufactured dwelling installer (MDI) and the full scope of that license.
    Qualifications
    Complete the approved study guide for the 2010 Manufactured Dwelling Installation Specialty Code
    Renewal is every two years.
  • Manufactured Dwelling - Temporary Limited Installer
    Scope
    A temporary limited installer license allows persons to prepare the site and install manufactured dwellings, cabanas, and skirting. This work must be performed under the direct supervision of a licensed installer. A Manufactured dwelling includes residential trailer, mobile home, manufactured home and manufactured structure. OAR 918-515
  • Journeyman Plumber (JP)

    Scope
    Perform all plumbing installation, alterations, or remodels.
    Qualifications
    1. A certificate of completion from a registered 4-year apprenticeship program, or a referral letter from either the registered training committee or Oregon Plumbing Board approved training program; OR
    2. Verified proof of at least 576 hours of academic classroom training in subjects listed in OAR 918-695-0030(2)(a) and
    verified proof of 3,850 hours lawful commercial AND 3,850 hours lawful residential on-the-job experience as an apprentice or journeyman plumber. Academic experience must meet the Minimum qualifications of 918-695-0030(2)(b).
    Exam is required 4 hour 64 question open book exam
    Reciprocal license agreement - Idaho and Montana

  • Water-Treatment Installer (WTI)
    Scope
    Make connections to potable water systems and indirect waste connections to existing drain waste and vent systems. OAR 918-695-0130
    Qualifications
    1. A certificate of completion from a registered 18-month Oregon State Apprentice program or a referral letter from either the registered training committee or Oregon Plumbing Board approved training program; OR
    2. Proof of 210 hours of lawful experience and training in all work categories listed in 918-695-0130(3)(b)(A) and proof of 3,000 hours of training in all of the subject areas listed in OAR 918-695-0130(3)(b)(B).
    Exam is required 3 hour 52 question open book exam
  • Residential Water-Heater Installer (WHI)
    Scope
    Replace existing water heaters in one- and two-family dwellings. OAR 918-695-0120
    Qualifications
    1. Be an individual sole proprietor, partner in a partnership, or designated officer or employee of a corporation, with both an Electrical Limited Specialty (LMS) and a plumbing contractor license; OR
    2. Be an individual employed by a licensed plumbing-electrical contractor an​d complete an approved 8-hour training class for Water-Heater Installers.
    Exam is required 3 hour 52 question open book exam.
  • Solar Heating and Cooling Installer (STL)
    Scope
    Install and replace solar heating and cooling systems, including collectors, heat transfer systems, heat storage, and associated piping related to replacement or solar conversion of an existing water heating or cooling system, installation of piping and related appurtenances applicable to the temperature pressure relief valve; and installation of collectors, heat transfer systems, storage tanks, pumps, valves and associated piping.
    Qualifications
    1. Proof of completion of a division approved training program that includes 2,288 hours of classroom and on-the-job training listed in 918-695-0125(2)(b); OR​
    2. Proof of 2,000 hours of lawful experience and training in the categories listed in 918-695-0125(2)(c)​.
    Exam is required 3 hour 52 question open book exam
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