The City of Federal Way uses the following construction codes:

• Federal Way Revised Code
  • The city code contains local amendments to the state adopted codes, as well as additional administrative procedures.
• International Building Code (IBC), 2009 edition
     Washington State Amendments, WAC 51-50*
• International Residential Code (IRC), 2009 edition
     Washington State Amendments, WAC 51-51*
• International Mechanical Code (IMC), 2009 edition
     Washington State Amendments, WAC 51-52*
• International Fire Code (IFC), 2009 edition
     Washington State Amendments, WAC 51-54*
• National Electric Code (NEC), 2008 edition
• Uniform Plumbing Code (UPC), 2009 edition
• Washington State Amendments, WAC 51-56 & WAC 51-57*
• Washington State Energy Code, 2009 edition, WAC 51-11*
• Washington State Ventilation and Indoor Air Quality Code, 2009 edition, WAC 51-13*
• International Property Maintenance Code, 2009 edition
• International Existing Building Code, 2006 edition
• Accessibility Code ICC/ANSI A117.1-2003

    * Current Washington State Amendments are dated July 1, 2010.

Climatic and Geographic Design Criteria