Accredited ICC NTA, LLC Standard Test Methods
Code / Standards Organizations
- American Architectural Manufacturers Association
- American National Standards Institute
- American Society of Civil Engineers
- American Society for Testing and Materials
- Building Officials and Code Administrators International (BOCA)
- Council of American Building Officials (CABO)
- Industrialized Building Commission (IBC)
- Manufactured Housing Institute (MHI)
- Modular Building Institute (MBI)
- National Fire Protection Association
- Structural Engineering Institute
Government Agencies
- Federal Emergency Management Agency
- ENERGY STAR ®
- U.S. Department of Energy
- U.S. Department of Housing and Urban Development
Concrete Resources
- American Concrete Institute
- Concrete Reinforcing Steel Institute
- Post-Tensioning Institute
- Wire Reinforcement Institute
Metal Design Resources
- Aluminum Association
- American Institute of Steel Construction
- Cold Formed Steel Engineers Institute
- Research Council on Structural Connections
- Steel Joist Institute
Timber Design Resources
- American Forest & Paper Association (AF&PA)
- American Institute of Timber Construction (AITC)
- APA-The Engineered Wood Association
- Canadian Wood Council
- Wood Truss Council of America
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