Building Codes, Fire Codes and Guidelines

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The City of Bellevue adopted the 2018 I-Codes effective February 1, 2021. Plans and supporting documentation must demonstrate compliance with all currently adopted codes, including Washington State amendments and City of Bellevue amendments.

The 2020 National Electrical Code (NEC) and 2020 Washington Cities Electrical Codes became effective on October 29, 2020.

Important Copyright Notice

The 2018 Bellevue Custom Codes and related documents contain substantial copyrighted material which is proprietary to and copyrighted by International Code Council, Inc., Copyright 2018, reproduced with permission. The acronym "ICC" and the ICC logo are trademarks and service marks of ICC. ALL RIGHTS RESERVED. You can purchase a full version of the International Codes from the ICC website at iccsafe.org.

Current Codes

Construction Codes (Title 23)

Each of the 2018 Bellevue Building Codes are available in read-only format on the ICC website.

2018 International Building Code as Amended by the State of Washington and the City of Bellevue
2018 International Residential Code as Amended by the State of Washington and the City of Bellevue
2018 International Existing Building Code as Amended by the State of Washington and the City of Bellevue
2018 International Fire Code as Amended by the State of Washington and the City of Bellevue
2018 International Mechanical Code as Amended by the State of Washington and the City of Bellevue
2018 Washington State Commercial Energy Code
2018 Washington State Residential Energy Code
2018 International Fuel Gas Code
2018 International Swimming Pool and Spa Code
2009 ICC A117.1 Accessible and Usable Buildings and Facilities

Electrical and Plumbing Codes

2020 National Electrical Code (NEC)

2018 Uniform Plumbing Code (UPC)

Policies and Interpretations

Building Codes

Fire Codes

Go to Fire Codes.

Mechanical, Electrical and Plumbing Codes

Guidelines and Tip Sheets

Older Codes

2015 International Building Code (IBC)

2015 International Building Code with WA state and City of Bellevue amendments
2015 Chapter 1 replacement (City amendments only)
- 2015 Chapter 1 Errata (as of March 1, 2017)
- 2015 Chapter 1 Errata pages 7a to 20a (as of April 2018)
2015 International Building Code (City amendments only)
- 2015 IBC Combined Amendments & Errata (as of April 2018)
- Bellevue Snow Loading Policy (as of February 17, 2017)

2015 International Residential Code (IRC)

2015 International Residential Code
2015 Chapter 1 replacement (City amendments)
- 2015 Chapter 1 Errata (as of March 1, 2017)
- 2015 Chapter 1 Errata Pages 7a to 20a (as of April 2018)
2015 International Residential Code (City amendments)
- 2015 IRC Errata Pages (as of March 5, 2018)
- Bellevue Snow Loading Policy (as of February 17, 2017)

2015 International Existing Building Code (IEBC)

2015 International Existing Building Code Read Only
2015 Chapter 1 replacement (City amendments)
- 2015 Chapter 1 Errata (as of March 1, 2017)
2015 International Existing Building Code (City amendments)

2015 Washington State Energy Codes

2009 ICC A117.1, Barrier-Free Standard

2009 ICC A117.1, Barrier-Free Standard for Accessible and Usable Buildings and Facilities

2015 International Fire Code (IFC)

2015 International Fire Code (Read Only)
2015 International Fire Code (City amendments)

2020 National Electrical Code (NEC)

2015 Uniform Plumbing Code (UPC)

2015 Uniform Plumbing Code (base code only)
2015 Uniform Plumbing Code (City amendments)
2015 Chapter 1 replacement (City amendments)
- 2015 Chapter 1 Errata (as of March 1, 2017)

2015 International Mechanical Code (IMC)

2015 International Mechanical Code (Read Only)
2015 Chapter 1 replacement (City amendments)
- 2015 Chapter 1 Errata (as of March 1, 2017)
2015 International Mechanical Code (City amendments)

2015 International Fuel Gas Code (IFGC)

2015 International Fuel Gas Code (base code only, amendments not included)
2015 Chapter 1 replacement(City amendments)
- 2015 Chapter 1 Errata (as of March 1, 2017)

2015 Pool and Spa Code

Codes for regulating single-family and duplex residential facilities and physical therapy or rehabilitation facilities supervised by a licensed medical practitioner.