Washington Administrative Code
Title 51 - Enterprise Services, Department of (Building Code Council)
Chapter 51-11R - State Building Code adoption and amendment of the 2021 edition of the International Energy Conservation Code, Residential
- Section 51-11R-10000 - Chapter 1 RE - Scope and administration
- Section 51-11R-10100 - Section R101-Scope and general requirements
- Section 51-11R-10200 - Section R102-Alternative materials, design and methods of construction and equipment
- Section 51-11R-10300 - Section R103-Construction documents
- Section 51-11R-10400 - Section R104-Fees
- Section 51-11R-10500 - Section R105-Inspections
- Section 51-11R-10600 - Section R106- Notice of approval
- Section 51-11R-10700 - Section R107- Validity
- Section 51-11R-10800 - Section R108-Referenced standards
- Section 51-11R-10900 - Section R109- Stop work order
- Section 51-11R-11000 - Section R110- Means of appeal
- Section 51-11R-11200 - Section R112-Liability
- Section 51-11R-11100 - Section R111- Violations
- Section 51-11R-20000 - Chapter 2 RE - Definitions
- Section 51-11R-20100 - Section R201 - General
- Section 51-11R-20200 - Section R202 - General definitions
- Section 51-11R-20201 - Section R202.1-A
- Section 51-11R-20202 - Section R202.2-B
- Section 51-11R-20203 - Section R2023-C
- Section 51-11R-20204 - Section R2024-D
- Section 51-11R-20205 - Section R202.5-E
- Section 51-11R-20206 - Section R2026-F
- Section 51-11R-20207 - Section R202.7 - G
- Section 51-11R-20208 - Section R2028-H
- Section 51-11R-20209 - Section R202.9-I
- Section 51-11R-20210 - Section R202.10 - J
- Section 51-11R-20211 - Section 202.11 - K
- Section 51-11R-20212 - Section R202.12-L
- Section 51-11R-20213 - Section R202.13 - M
- Section 51-11R-20214 - Section R202.14 - N
- Section 51-11R-20215 - Section R20215-O
- Section 51-11R-20216 - Section R202.16-P
- Section 51-11R-20217 - Section R202.17 - Q
- Section 51-11R-20218 - Section R20218-R
- Section 51-11R-20219 - Section R202.19-S
- Section 51-11R-20220 - Section R20220-T
- Section 51-11R-20221 - Section R202.21 - U
- Section 51-11R-20222 - Section R202.22 - V
- Section 51-11R-20223 - Section R202.23 - W
- Section 51-11R-20224 - Section R202.24 - XYZ
- Section 51-11R-30000 - Chapter 3 RE - General requirements
- Section 51-11R-30100 - Section R301 - Climate zones
- Section 51-11R-30200 - Section R302-Design conditions
- Section 51-11R-30300 - Section R303 - Materials, systems and equipment
- Section 51-11R-30310 - Section R3031-Identification
- Section 51-11R-30311 - Table R303.1. 3(1)-Default glazed fenestration U-factor
- Section 51-11R-30312 - Table R303.1.3(2)-Default opaque door U-factors
- Section 51-11R-30313 - Table R303.1.3(3) - Default glazed fenestration SHGC and VT
- Section 51-11R-30314 - Table R303.1. 3(4)-Default U-factors for skylights
- Section 51-11R-30315 - Table R303.1.3(5) - Small business compliance default table
- Section 51-11R-30320 - Section R303.2 - Installation
- Section 51-11R-30330 - Section R3033-Maintenance information
- Section 51-11R-40000 - Chapter 4 RE - Residential energy efficiency
- Section 51-11R-40100 - Section R401-General
- Section 51-11R-40200 - Section R402 - Building thermal envelope
- Section 51-11R-40210 - Section R402.1-General
- Section 51-11R-40211 - Table R40212-Insulation and fenestration requirements by component
- Section 51-11R-40213 - Table R402.1.3-Insulation minimum R-values and fenestration requirements by components
- Section 51-11R-40215 - Target/Proposed UA equations
- Section 51-11R-40220 - Section R4022-Specific insulation requirements
- Section 51-11R-40230 - Section R402.3-Fenestration
- Section 51-11R-40240 - Section R402.4-Air leakage
- Section 51-11R-40241 - Table R402.4.1.1-Air barrier and insulation installation
- Section 51-11R-40250 - Section R4025-Maximum fenestration U-factor and SHGC
- Section 51-11R-40300 - Section R403 - Systems
- Section 51-11R-40310 - Section R4031-Controls
- Section 51-11R-40315 - Section R4032-Hot water boiler
- Section 51-11R-40320 - Section R403.3-Ducts
- Section 51-11R-40330 - Section R403.4-Mechanical system piping insulation
- Section 51-11R-40340 - Section R403.5-Service hot water systems
- Section 51-11R-40350 - Section R403.6-Mechanical ventilation
- Section 51-11R-40351 - Table R403.6.1-Mechanical ventilation system fan efficacy
- Section 51-11R-40360 - Section R403.7-Equipment sizing
- Section 51-11R-40370 - Section R403.8-Systems serving multiple dwelling units
- Section 51-11R-40380 - Section R403.9-Snow melt system controls
- Section 51-11R-40390 - Section R403.10-Pool and spa energy consumption
- Section 51-11R-40391 - Section R403.10-Other pools and spas
- Section 51-11R-40392 - Reserved
- Section 51-11R-40400 - Section R404 - Electrical power and lighting systems
- Section 51-11R-40410 - Section R404.1-Lighting equipment
- Section 51-11R-40500 - Section R405- Total building performance
- Section 51-11R-40510 - Section R405.1-Scope
- Section 51-11R-40520 - Section R405.2-Performance based compliance
- Section 51-11R-40530 - Section R405.3-Documentation
- Section 51-11R-40540 - Section R405.4-Calculation procedure
- Section 51-11R-40550 - Reserved
- Section 51-11R-40551 - Table R405.4.2(1)-Specifications for the standard reference and proposed designs
- Section 51-11R-40552 - Table R405.4.2(2)-Default distribution system efficiencies for proposed designs
- Section 51-11R-40560 - Section R405.5-Calculation software tools
- Section 51-11R-40600 - Section R406 - Additional energy efficiency requirements
- Section 51-11R-40610 - Section R406.1-Scope
- Section 51-11R-40620 - Section R406.3-Additional energy efficiency requirements
- Section 51-11R-40621 - Table R406.3-Energy credits
- Section 51-11R-40700 - Section R407-Certified passive house
- Section 51-11R-50000
- Section 51-11R-50100 - Section R501-General
- Section 51-11R-50200 - Section R502-Additions
- Section 51-11R-50300 - Section R503-Alterations
- Section 51-11R-50400 - Section R504-Repairs
- Section 51-11R-50500 - Section R505-Change of occupancy or use
- Section 51-11R-51000 - Chapter 6-Referenced standards
- Section 51-11R-58000 - Appendix RA-Optional energy efficiency measures-One step
- Section 51-11R-59000 - Appendix RB-Optional energy efficiency measures-Two step
- Section 51-11R-60000 - Appendix RC-Exterior design conditions
- Section 51-11R-60100 - Table RC-1-Outdoor design temperatures for Washington
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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