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Construction Codes

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Construction Codes

About the Bureau of Construction Codes

The dedicated staff of the Bureau of Construction Codes (BCC) work as a team to assure that the built environment and the systems within are sound, safe and sanitary; building users' health, safety and welfare are protected; and that, through a coordinated program of code compliance, investigation and training, there is consistent application of standards.

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New Exam Scores

Attention Skilled Trades Licensing Examination Applicants:


On May 3, 2023 the administrative rules that support 2016 PA 407, Skilled Trades Regulation Act became effective. Within the rules, R339.5114 required all written examinations set a minimum passing score of 75%. This will become effective July 5, 2023. Any examination taken after that date will require a minimum of 75% passing score regardless of when the application was submitted. 


If you have any questions, please do not hesitate to contact the Licensing Division at 517-241-9313 or

Skilled Trades Regulation Rules - Summary of Changes

The Skilled Trades Regulation Rules under 2016 PA 407 will take effect May 3, 2023, and will be posted at Skilled Trades Regulation Rules that same day.  Significant changes of note are the following:

  • Fee changes for boiler licenses, permits, inspections, and certificates of operation.
  • Fees are now required for license verifications and license reprints.
  • License renewals submitted 60 days after expiration are subject to a $100 late renewal fee.
    • Mechanical, Boiler and Electrical/Fire Alarm Specialty Technician Licensees; and Inspector and Plan Reviewer Registrations
  • Examinees must score 75% to successfully pass an examination.
  • If a qualifying licensed individual ceases to represent the associated electrical or plumbing contractor, the contractor license will summarily be suspended until another qualified licensed individual represents the contractor.
  • Boiler codes are updated to the following editions: 

  • NBIC 2019.
  • ASME boiler and pressure vessel code, 2019.
  • ASME B31.1, 2018.
  • ASME CSD-1, 2018.
  • Exams are now required for each registration to become a code official, inspector, and plan reviewer.
    • Exams will be conducted by our third-party vendor, PSI, and we are working with them on an implementation date.
    • Once the exams implementation date has been established with PSI, another notification will be provided with details.
  • Please contact the Boiler Section at for questions concerning the boiler code, permits, inspections, and certificates of operation.

    Please contact the Licensing Section at for questions concerning license exams, renewals, reprints, and verifications.

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    Mobile Homes

    The Mobile Homes program is responsible for initial and renewal licensure for mobile home parks and dealers and determining eligibility of park licensing through the annual inspection process. The program is also responsible for park and dealer complaints; park, dealer and installer & repair licenses; and park construction and permitting.

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    Frequently Asked Questions

    • Please reference the LARA Accela Frequently Asked Questions for information regarding online licensing and permitting.
    • When sending a payment with your correspondence, the address is:

      LARA/BCC/(Division Name)
      PO Box 30255
      Lansing, MI 48909

      When only correspondence (w/o money) is being sent the address is:

      LARA/BCC/(Division Name)
      PO Box 30254
      Lansing, MI 48909

    • LARA/BCC/(Division Name)
      2407 N. Grand River Avenue
      Lansing, MI 48906

    • The bureau's office hours are Monday thru Friday from 8:00am to 5:00pm
    • A person can find out if someone is licensed by visiting our website at and clicking Verify a License.
    • A person can find licensing examination information as well as the applications for those exams by visiting our website at and clicking Licensing, Examinations, Licensing & Continuing Education.
    • Yes. An apprentice electrician is required to register with the Bureau of Construction Codes within 30 days of employment.

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