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The UCC Administration and Enforcement regulation has adopted the following codes for use throughout the Commonwealth of Pennsylvania, effective 2/14/2022

International Building Code 2018 

• Chapter 1 is not adopted (most of its requirements are incorporated in Chapter 403 of the UCC regulation)

NFPA 70-2017, National Electric Code.

International Residential Code 2018

International Energy Conservation Code 2018

International Plumbing Code 2018

International Mechanical Code 2018

International Existing Building Code 2018

International Fire Code 2018

• Adopted only to the extent referenced in Chapter 35 of the International Building Code 2018.

International Fuel Gas Code 2018

• Any LPG requirements are superseded by the requirements of Pennsylvania’s Propane and Liquefied Petroleum Gas Act (and regulations) 
• Propane installations less than 2000 gallons are covered by the UCC

International Performance Code for Buildings and Facilities 2009 

International Wildland-Urban Interface Code 2018 (supplementary requirements that may be used to mitigate fire- and life-safety hazards in unique wildland areas) 

Important Note:

Many of these codes have various code sections amended by the UCC Review and Advisory Council (RAC).  Access to these changes is provided by the link below.