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Residential Interpretations - by Subject
Or see Residential interpretations by Date | Code Section
     
Subject Code Section Date
Acceptable Default U-Values  - Rescinded
 OSSC Table Nos. 53-0 and 53-P 04/15/1992
Acceptable Fiberglass Wall Insulation in Rim Joists
Chapter 53, Section 5303(c) & (d); Chapter 17, Section 1714(c) 07/15/1994
Acceptable Installation of Wall Batt Insulation
Chapter 53, Sections 5303(c) and Table 53-P 04/06/1994
Acceptable U-0.54 Doors for Prescriptive Compliance Paths  - Rescinded
 OSSC Table No. 53-P and Dwelling Code Section 5303(c)1 04/15/1992
Acceptable Window and Door Sealing Methods
Chapter 53, Section 5303(e)2 04/29/1994
Additions and alterations of existing buildings and Fire-Wall requirements in non-sprinklered buildings Rescinded
ORSC Sections AN103.2 and AN10103.3.2 10/24/2005
Alternate Stairway Configurations (Revised, editorial)
Section 315 08/26/1991
Application of Concentrated Floor Load  - Rescinded
 Section 2304(a) 02/08/1994
Application of Table 53.P to Additions Rescinded
OSSC Chapter 53 02/21/1992
Attaching Glass Structures to Dwellings (Revised)
Sections 301, 303.5, 308 and 310. 11/19/1993
Batt and Loose-Fill Glass Fiber and Mineral Fiber Used as Fire Blocking and Fire Stopping (Revised)  - Rescinded
 OSSC Chapter 25, Section 2516 (f) 2, 3 and Chapter 53, 5303 (e) 2; Dwelling Code Section R-402,7 and Chapter 53, Section 5303 (e) 2. 08/16/1995
Bonding of Corrugated Stainless Steel Tubing
ORSC Sections G2411.1 and G2408.1 05/21/2008
CDX Grade Plywood as a Weather-Protective Barrier (Revised, editorial)  - Rescinded
 OSSC Sections 104.2.8, 1402.1 and 2310.2 & Dwelling Code Section 108 and 703.2 07/30/1993
Ceiling "Fire Separation" Dwelling/Garage and Dwelling/Dwelling Under the One and Two Family Dwelling Specialty Code (Revised, editorial)
Sections 309.1 and 309.2 10/23/1992
Clarifications of the Prescriptive Bracing Requirements for Detached 1 & 2 Family Dwellings  - Rescinded
 Dwelling Code Sections 602.9 & 602.10, Tables 602.10 & 602.3(1); OSSC Chapter 23, Section 2320.5.4; IBC Section 2308.12.6(6); IR 97-1
Crawl Space Perimeter Insulation Alternate Method
Section E401 10/08/1997
Criteria for Building Permits When Reroofing Dwellings (Revised, editorial)
Section 111.1 07/30/1993
Definition of a Vaulted Ceiling  - Rescinded
 OSSC Table Nos. 53-0 and 53-P 04/15/1992
Emergency Egress and Human Impact Requirements When Replacing Existing Glass (Revised 7/2009),

(Original interpretation #92-21, 07/31/1992)
R102.7.1, R308.4 and N1104.4.4 07/15/2009
Emergency Exits from Bedrooms  - Rescinded
 OSSC Section 1204; Dwelling Code Section R-210 11/19/1993
Finger Grips in Handrails  - Rescinded
 OSSC Section 3306(i); Dwelling Code Section R-214.1 11/29/1993
Firewall Separation Dwelling/Garage and Dwelling/Dwelling Under the One and Two Family Dwelling Specialty Code (Revised, editorial)  - Rescinded
 92-5b 07/15/1992
Floor Vapor Barrier Installation  - Rescinded
 OSSC Section 5303(f)4; Dwelling Code Section 5303(f)4 11/19/1993
Footing and Crawl Space Drains Rescinded
92-6b 06/29/1992
Garage Floor Surfaces  - Rescinded
 OSSC Section 311.2 and Dwelling Code Section 309.3 10/01/1993
Habitable Space Development  - Rescinded
 OSSC Section 308; Dwelling Code Section 103; ORS Chapter 455 01/26/1994
Habitable vs. Nonhabitable Accessory Structures
Section R105.2 11/01/2003
Installation of Exhaust Fan in Other Similar Rooms Rescinded
303.3 09/01/2002
Insulation of Electric Water Heaters  - Rescinded
 Chapter 53 11/19/1993
Insulation Requirements for Ducts Installed Within Ceilings Insulation in Attics
Sections 5303(c), 5305(a), and Table 53-P 10/06/1995
Insulation Requirements for Single-Family Dwelling Weatherization and Remodel Projects Rescinded
Chapter 53, Section 5303(c) 01/20/1995
Insulation Requirements for Zero-Lot-Line Walls
Chapter 53, Sections 5301(a) and 5302, Table 53-P 05/09/1994
Ladders as Exits from Habitable Rooms Rescinded
OSSC Sections 409, 3301(b), 3303; Dwelling Code Sections R-118, R210, and R-213 09/08/1995
Locks and Latches on Emergency Egress Windows from Bedrooms  - Rescinded
 OSSC Section 310 & Dwelling Code Section 310 05/24/1993
Log/Solid Timber Home Construction
Chapter 53, Table No. 53-0 and Footnote 3 of Table No. 53-P 08/18/1992
Lumber Design Values  - Rescinded
 Dwelling Code Table No. 6/7 A & OSSC Table No.25-A-l & (table No. 23-A-l common code format) 04/29/1993
Masonry Chimney Cleanout (Revised, editorial)  - Rescinded
 OSSC Section 3102.3.7; OMSC Section 801.14; Dwelling Code Sections 1001.13 and 2105.3 07/30/1993
Mechanical Permit Requirements for Electric Cadet Heaters
301.6 10/01/2002
Meranti as Decay Resistant Wood and Design Values  - Rescinded
 OSSC Section 2516(c); Dwelling Code Section R-309.1 02/08/1994
Mud Sill Embedded in Foundation  - Rescinded
 Section 2516(c)(3) and Section R-309.1 09/07/1995
Natural Light for and Emergency Egress from Bedrooms in Earth-Sheltered Dwellings
Sections R-203.2, R-203.4, R-210.2, and R-213 11/19/1993
New Manufactured Windows with Storm Window Default U-Value  - Rescinded
 Section 5303(c)2 08/18/1992
Notice of Final Appeal Decision, Building Code Structures Board: Major One and Two-Family Dwelling Code Interpretation (OTFDC) ORS 455.475 - Appeal DC-00-01 OTFDC Section 111.1, Item 1.14
Section 111.1 10/04/2000
One Percent Decorative or Unique Architectural Glazing
OSSC Table No.53-O & Table No.53-P & Dwelling Code 5303(c)2 11/03/1992
One- and Two-Family Dwelling Fire Sprinkler Systems
Section 3403 10/30/2001
Permit Application/Plan Approval  - Rescinded
 OSSC Section 104(c), 301, 302, 303; Dwelling Code Section R-116 11/17/1993
Portable Electric Heaters for Main Source of Heat Revised  - Rescinded
 OSSC Section 310.11; Dwelling Code Sections 108 and 303.6 01/26/1994
Post and Beam Connections Rescinded
OSSC Section 2516(m); Dwelling Code Section R-308.2 and R-602.7 09/20/1994
Prescriptive Wind Loading Requirements Rescinded
Chapters 6 and 8 05/24/1993
Protection of Wood in Contact with Below Grade Concrete  - Rescinded
 OSSC Sections 2516(c)3, 5, and 7; Dwelling Code Section R-309.1 07/30/1993
Recognition of Wood Structural Panel Products  - Rescinded
 Table No. R-402.3a or Table No. R-402.31(1) 08/24/1994
Required Insulation Level at the Perimeter of Flat Ceilings  - Rescinded
 Chapter 53, Energy Conservation, Sections 5303(c), 5303(c)4 and Table 53-P 08/06/1993
Rescinded - Reinforcement Requirements in Footings and Foundation Walls  - Rescinded
 Sections R403.1.4.1 and R404.1.4 10/29/2003
Residential Slab Edge Insulation
OSSC Section 1307.1.6; OTFDC Section E401.7 01/01/1999
Roof Spaced Sheathing Rescinded
Chapters 4 and 7 05/24/1993
Rowhouse construction  - Rescinded
 Section 202 Definition - "Townhouse" Section 302 Location on Property Section 309 Separation Between Garages Section 320 Dwelling Unit Separation Section 320.3 Sound Transmission Control Section 602.10 Wall Bracing 06/27/2000
Seasonal Dwellings
Sections 108, 301.2, 303.6 and 306 and Appendix C 11/19/1993
Severe Weather Conditions & Spaced Sheathing Rescinded
Table Nos. R201.2, R-803.4, and R-808.2a; Section R-809.1 11/29/1993
Smoke alarms in residential aircraft hanger
Section R101.2 and R313.1 05/18/2005
Solid Blocking of Horizontal Joints in Wall Sheathing Rescinded
Section R-402.10 09/20/1994
Spacing Between Regulated Buildings, Mobile Homes, Manufactured Dwellings and Agricultural Buildings (Revised)  - Rescinded
 OSSC Section 504; Dwelling Code R-118 and R-202 01/25/1995
Spans for Ceiling Joist Rescinded
Table 802.4b 10/23/1992
Stacked Decks
1406.3 05/15/2007
Storm Windows Over Required Openable Exit or Ventilation Windows (Revised, editorial)  - Rescinded
 OSSC Section 310.4 & Dwelling Code Section 310.2 07/30/1993
Table 53-O Base Path 1 Limitations  - Rescinded
 Table 53-O 06/09/1992
Tensioned Membrane Covered Accessory Structures Rescinded
Section R105.2(20) 07/15/2005
Total Perimeter of a Building on Sloping Site in Calculating Height in Stories  - Rescinded
 OSSC Section 420; Dwelling Code Sections R-103 and R-118 11/19/1993
Underfloor Ventilation (Revised, editorial)
Section 409.1(2) 07/31/1992
Underslab Vapor Barrier  - Rescinded
 OSSC 5303(1)5; Dwelling Code Chapter 53 11/19/1993
Use of Exterior Insulation and Finish Systems (EIFS)
R703.9 Oregon Residential Specialty Code (ORSC) & 1704.12 Oregon Structural Specialty Code (OSSC) 08/13/2008
Use of Perforated Shear Wall as Alternate Method  - Rescinded
 Section 2315.1, OSSC; "Perforated Shear Walls with Conventional and Innovative Base Restraint Connections" U.S. HUD 01/03/2000
Use of Yurt as a Permanent Dwelling
Section 108.1 12/02/1992
Use of Yurts as Recreational Structures
Section 310 07/14/1997
Vapor Barrier Application -- Walls  - Rescinded
 Chapter 53 11/19/1993
Wall Bracing - Portal Frame (Revised 12/02)
Section 602.10 and Table 602.10 12/18/2002
When Existing Buildings Must be Insulated to Code  - Rescinded
 OSSC Sections 104 and 502; Energy Code Chapter 53, Section 5301(a) 10/01/1993
Window Wells as basement Bedroom Egress Windows in One and Two Family Dwelling and Apartments Rescinded
Dwelling Code R-210.2; OSSC Section 1204 10/01/1993
Zero Lot Line-Residential Construction - Rescinded
93-88 01/26/1994
   
   
 


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