Washington Administrative Code
Title 51 - Enterprise Services, Department of (Building Code Council)
Chapter 51-51 - State Building Code adoption and amendment of the 2021 edition of the International Residential Code
- Section 51-51-001 - Authority
- Section 51-51-002 - Purpose
- Section 51-51-003 - International Residential Code
- Section 51-51-007 - Exceptions
- Section 51-51-008 - Implementation
- Section 51-51-01010 - Section R101-Scope and general requirements
- Section 51-51-0102 - Section R102-Applicability
- Section 51-51-0106 - Reserved
- Section 51-51-0202 - Section R202-Definitions
- Section 51-51-0301 - Section R301-Design criteria
- Section 51-51-0302 - Section R302-Fire-resistant construction
- Section 51-51-0303 - Section R303-Light, ventilation and heating
- Section 51-51-0307 - Section R307-Toilet, bath and shower spaces
- Section 51-51-0308 - Reserved
- Section 51-51-0309 - Section R309-Garages and carports
- Section 51-51-03100 - Section 310-Emergency escape and rescue openings
- Section 51-51-0310
- Section 51-51-0311 - Section R311-Means of egress
- Section 51-51-0312 - Section R312-Guards and window fall protection
- Section 51-51-0313 - Section R313-Automatic fire sprinkler systems
- Section 51-51-0314 - Section R314-Smoke alarms and heat detection
- Section 51-51-0315 - Section R315-Carbon monoxide alarms
- Section 51-51-0317 - Reserved
- Section 51-51-0322 - Reserved
- Section 51-51-03240 - Section R324-Solar energy systems
- Section 51-51-0325 - Section R325- Mezzanines
- Section 51-51-0326 - Section R326-Habitable attics
- Section 51-51-0327 - Section R327- Swimming pools, spas, and hot tubs
- Section 51-51-0328 - Section R328-Energy storage systems
- Section 51-51-0329 - Reserved
- Section 51-51-0330 - Section R330-Adult family homes
- Section 51-51-0331 - Section R331-Family home child care
- Section 51-51-0332 - Section R332-Protection against radon
- Section 51-51-0333 - Section R333-Lofts
- Section 51-51-0334 - Section R334-Stationary fuel cell power systems
- Section 51-51-0403 - Section R403-Footings
- Section 51-51-0404 - Reserved
- Section 51-51-0408 - Section R408-Under-floor space
- Section 51-51-0501 - Reserved
- Section 51-51-0502 - Section R502 - Reserved
- Section 51-51-0507 - Section R507-Decks
- Section 51-51-0602 - Section R602-Wood wall framing
- Section 51-51-0608 - Reserved
- Section 51-51-0609 - Section R609-Exterior windows and doors
- Section 51-51-0612 - Reserved
- Section 51-51-0702 - Section R702-Interior covering
- Section 51-51-0703 - Section R703-Exterior covering
- Section 51-51-0806 - Section R806 - Reserved
- Section 51-51-0903 - Section R903-Weather protection
- Section 51-51-1001 - Section R1001-Masonry fireplaces
- Section 51-51-1002 - Section R1002-Masonry heaters
- Section 51-51-1004 - Section R1004-Factory-built fireplaces
- Section 51-51-1006 - Section R1006-Exterior air supply
- Section 51-51-1201 - Section M1201-General
- Section 51-51-1301 - Section M1301 - General
- Section 51-51-1302 - Section M1302 - Reserved
- Section 51-51-1307 - Section M1307-Appliance installation
- Section 51-51-1413 - Section M1413-Evaporative cooling equipment
- Section 51-51-1415 - Section M1415 - Reserved
- Section 51-51-1501 - Reserved
- Section 51-51-1503 - Section M1503-Domestic cooking exhaust equipment
- Section 51-51-1504 - Section 1504-Exhaust ducts and exhaust openings
- Section 51-51-1505 - Section M1505-Mechanical ventilation
- Section 51-51-1507 - Reserved
- Section 51-51-1508 - Section M1508 - Reserved
- Section 51-51-1600 - Chapter 16-Duct systems
- Section 51-51-1700 - Chapter 17 - Combustion air
- Section 51-51-2000 - Chapter 20-Boilers and water heaters
- Section 51-51-2101 - Section M2101-Hydronic piping systems installation
- Section 51-51-2103 - Section M2103-Floor heating systems
- Section 51-51-2105 - Section M2105-Ground-source heat-pump system loop piping
- Section 51-51-2300 - Section M2301-Solar thermal energy systems M230123 Pressure and temperature relief valves and system components
- Section 51-51-2439 - Reserved
- Section 51-51-2904 - Section 2904-Dwelling unit fire-sprinkler systems
- Section 51-51-4400 - Referenced standards
- Section 51-51-4501 - Chapter 45-Existing buildings and structures
- Section 51-51-4502 - Section R4502-Compliance
- Section 51-51-4503 - Section R4503-Repairs
- Section 51-51-4504 - Section R4504-Alterations
- Section 51-51-4505 - Section R4505-Additions
- Section 51-51-4506 - Section R4506-Relocations
- Section 51-51-60101 - Appendix F radon control methods
- Section 51-51-60103 - Section AF103-Requirements
- Section 51-51-60104 - Appendix AQ-Tiny houses
- Section 51-51-60105 - Appendix U-Dwelling unit fire sprinkler systems
- Section 51-51-60106 - Appendix T-Solar-ready provisions-detached one-and two-family dwellings and townhouses
- Section 51-51-60107 - Appendix AWV-Fire sprinklers
- Section 51-51-60108 - Appendix Y-Construction and demolition material management
- Section 51-51-60109 - Appendix Z-Building deconstruction
Disclaimer: These regulations may not be the most recent version. Washington may have more current or accurate information. We make no warranties or guarantees about the accuracy, completeness, or adequacy of the information contained on this site or the information linked to on the state site. Please check official sources.
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