PART 1 — GENERALUpdated for the 2024 Ontario Building Code

1.3.2.1.Abbreviations of Proper Names (See Note A-1.3.2.1.(1))

(1) The abbreviations of proper names in this Code shall have the meanings assigned to them in Table 1.3.2.1. Table 1.3.2.1. Abbreviations of Proper Names Forming Part of Sentence 1.3.2.1.(1) Abbreviation Meaning ACGIH American Conference of Governmental Industrial Hygienists ACI American Concrete Institute AHRI Air-Conditioning, Heating and Refrigeration Institute AISI American Iron and Steel Institute ANSI American National Standards Institute APA The Engineered Wood Association APHA American Public Health Association ASCE American Society of Civil Engineers ASHRAE American Society of Heating, Refrigerating and Air-Conditioning Engineers ASME The American Society of Mechanical Engineers ASPE American Society of Plumbing Engineers ASSE American Society of Sanitary Engineering ASTM American Society for Testing and Materials AWS American Welding Society AWWA American Water Works Association BCMOH British Columbia Ministry of Health BNQ Bureau de Normalisation du Québec National Standard of Canada designation The number or name following the CAN designation represents the agency under whose auspices the standard is issued. CAN1 designates CGA, CAN CAN2 designates CGSB, CAN3 designates CSA, and CAN4 designates ULC. CCBFC Canadian Commission on Building and Fire Codes CGSB Canadian General Standards Board CHC Canadian Hydronics Council CSA CSA Group, formerly called Canadian Standards Association CWC Canadian Wood Council DBR Division of Building Research, known as the Institute for Research in Construction since 1985 DOE U.S. Department of Energy EPA Environmental Protection Agency FINA Fédération Internationale de Natation GRHC Green Roofs for Healthy Cities HC Health Canada HI Hydronics Institute HPVA Hardwood Plywood & Veneer Association Table 1.3.2.1. (Cont’d) Abbreviations of Proper Names Forming Part of Sentence 1.3.2.1.(1) Abbreviation Meaning HRAI Heating, Refrigerating and Air-Conditioning Institute of Canada HUD U.S. Department of Housing and Urban Development HVI Home Ventilating Institute IAPMO International Association of Plumbing and Mechanical Officials ICC International Code Council ISO International Organization for Standardization MMA Ontario Ministry of Municipal Affairs MMAH Ontario Ministry of Municipal Affairs and Housing MOE Ontario Ministry of the Environment NFPA National Fire Protection Association NLGA National Lumber Grades Authority NRCan Natural Resources Canada NSF National Sanitation Foundation International, formerly called National Sanitation Federation SEI Structural Engineering Institute SMACNA Sheet Metal and Air Conditioning Contractors National Association Inc. SPRI Single Ply Roofing Industry TC Transport Canada TPIC Truss Plate Institute of Canada UL Underwriters Laboratories Inc. ULC Underwriters’ Laboratories of Canada USDA United States Department of Agriculture WEF World Environment Federation WT Waterfront Toronto

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Code text is reproduced for reference from the Ontario Building Code (O. Reg. 163/24, 2024 Building Code Compendium). This page is provided for general information and is not an official copy. Always verify requirements against the official Ontario Building Code and confirm with your local building department.