Provincial Web sites for National Building & Plumbing Code interpretations and appeal decisions.
Free BC Building, Fire & Plumbing Codes
Building Officials Association of BC 2012 Code interpretations
Building Officials Association of BC 2006 Code interpretations
Building Officials Association of BC 1998 Code interpretations
British Columbia Provincial Appeal Decisions, Starting from as early as 1976
Ontario Building Code Appeal Decsions
Ontario Ministers Rulings on Materials
Ontario
Plumbing Inspectors Association
Winnipeg Interpretation Bulletins