Best Certifications for Sustainable Building Materials
Building material certifications help architects, specifiers, and developers choose products that are safe, transparent, and environmentally responsible. From chemical disclosure to emissions testing, these programs verify that materials support healthy indoor environments and contribute to green building credits.

Declare Label
International Living Future Institute
A transparency label for building products that discloses every ingredient, similar to a nutrition label for materials. Created by the International Living Future Institute and required for Living Building Challenge projects.

UL GREENGUARD Gold certification
UL Solutions
The strictest indoor air quality emissions certification for building materials and furnishings. GREENGUARD Gold meets California Department of Public Health standards and is required by many school and healthcare projects.

UL GREENGUARD certification
UL Solutions
UL's baseline certification for low-emitting building materials and products. GREENGUARD certified products meet strict chemical emissions limits for VOCs, formaldehyde, and other pollutants.
FloorScore
SCS Global Services
SCS Global Services' indoor air quality certification specifically for hard surface flooring. FloorScore tests for VOC emissions and is the most widely recognized flooring emissions standard in North America.

Health product declaration collaborative
Health product declaration collaborative
An open standard for reporting the chemical contents and health hazards of building products. HPDs complement Declare labels and are increasingly required by health-focused building standards.

C2C Certified Material Health Certificate™
Cradle to Cradle Products Innovation Institute Inc
Evaluates the chemical composition of building products to ensure they are safe for human health. A standalone certificate from the Cradle to Cradle framework focused purely on material safety.

Cradle-to-Cradle Certified Gold
Cradle to Cradle Products Innovation Institute Inc
The gold standard for circular economy product design. Cradle to Cradle evaluates material health, circularity, clean air and climate protection, water and soil stewardship, and social fairness.

ANSI/NSI 373 Sustainable Stone
Natural Stone Institute
The sustainability standard for natural stone products, covering quarrying, fabrication, and supply chain practices. The only ANSI-accredited standard for stone building materials.

SCS Indoor Air Quality Gold
SCS Global Services
SCS Global Services' certification for buildings and products achieving superior indoor air quality. Verifies low levels of VOCs, formaldehyde, and other pollutants through rigorous testing.
How we rank these certifications
Rankings are based on global market adoption, third-party recognition by standards bodies, number of certified projects or holders, geographic availability, and rigor of assessment requirements. Data is sourced from each program's official registry and our database of 748+ certification programs.
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