The Green Building Initiative (GBI), a Portland, Ore. nonprofit organization, has had its new consensus-based standard for the design, construction, and operations of environmentally friendly ...

Approved by the American National Standards Institute (ANSI), the 2025 NGBS continues to define the benchmark for sustainable ...

Developed through an independent consensus committee representing a broad range of stakeholders, the 2025 NGBS reflects ...

NSF International (NSF) developed an American National Standard for Sustainable Roofing Membranes - NSF/ANSI 347 Sustainability Assessment for Single Ply Roofing Membranes. Certification to NSF/ANSI ...

The National Association of Home Builders and International Code Council have released the 2025 National Green Building Standard, approved by ANSI, setting updated benchmarks for sustainable ...