Maine Updates Building Codes for New Residential and Commercial Construction

EFFECTIVE BEGINNING APRIL 7, 2025 - The Maine Uniform Building and Energy Code (MUBEC) has adopted the following codes and standards:

    The International Code Council (ICC) Codes:

• 2021 International Residential Code (IRC)
• 2021 International Building Code (IBC)
• 2021 International Existing Building Code (IEBC)
• 2021 International Energy Conservation Code (IECC)
• 2021 International Mechanical Code (IMC)