Codes, Regulations & Ordinances

Building Code Updates:
  • **NEW** - The 2021 Uniform Plumbing Code (UPC) will go into effect statewide on 1/1/22.
  • **NEW** - The 2015 International Mechanical Code (IMC) went into effect in Portland on 12/19/21.  Click here for more details.
  • The 2021 International Energy and Conservation Code (IECC) went into effect in Portland on 7/1/21. Click here for more details.
  • The 2020 National Electric Code (NEC) went into effect statewide on 7/1/21.  Electricians working on projects permitted in Portland will be required to comply with that code, in accordance with state licensing.


Complete List of Portland's Adopted Building Construction Codes and Standards

The Maine Uniform Building and Energy Code (MUBEC) updates were adopted and went into effect for building permit review and enforcement on 4/23/18. 
Visit the State Fire Marshal's website for more information on MUBEC. The City of Portland has adopted the 2018 versions of the National Fire Protection Association Life Safety Code (NFPA 101) and Fire Code (NFPA 1), as part of Chapter 10 of the Code of Ordinances, effective 12/5/19.

Design Guidelines, Technical Standards, & Examples