Codes Enforced

Residential Projects

  • Building - Residential / 2015 Michigan Residential Code (effective February 8, 2016)
  • Building, Electrical, Mechanical, and Plumbing Codes can be found in the "2015 Michigan Residential Code." Washtenaw County also enforces Appendix F - Radon Control Methods (PDF).
  • Electrical - Residential / 2015 Michigan Residential Code (effective February 8, 2016)
  • Mechanical - Residential / 2015 Michigan Residential Code (effective February 8, 2016)
  • Plumbing - Residential / 2015 Michigan Residential Code (effective February 8, 2016)

Commercial Projects

  • Building - Commercial / 2015 Michigan Building Code (effective April 20, 2017)
  • Electrical - Commercial / 2014 Michigan Electrical Code (2014 NEC with State Part 8) (Effective June 18, 2015)
  • Mechanical - Commercial / 2015 Michigan Mechanical Code (effective April 20, 2017)
  • Plumbing - Commercial / 2015 Michigan Plumbing Code (April 20, 2017)

Note: All commercial projects must comply with barrier-free requirements set forth in ICC/ANSI 117.1 1998.

Resources

Code books are available from:

See Helpful Links to other agencies.