Sustainable Flight Department Accreditation Program

NBAA, 4AIR Partner on Accreditation to Advance Sustainability Leadership

March 23, 2026

NBAA and 4AIR, a leader in aviation sustainability solutions, announced a strategic partnership to expand and strengthen NBAA’s Sustainable Flight Department Accreditation Program. Through this partnership, 4AIR will provide technical oversight, industry data validation and sustainability expertise to enhance the program’s rigor and credibility. The collaboration enables NBAA to scale the program while maintaining the transparency and measurable outcomes that the industry needs.

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NBAA’s Sustainable Flight Department Accreditation Program identifies business aviation entities meeting exceptional environmental sustainability standards. The goal of this accreditation program is to further advance a sustainability culture in the business aviation community. The program recognizes those that meet or exceed specified criteria in the following areas:

Flight

Reducing environmental impact as a result of conducting flights (e.g., carbon emissions) and creating efficiencies

Operations

Optimizing a sustainability culture with an emphasis on carbon emissions as a result of personnel air travel and implementation of environmental programs (e.g., recycling, reduction of resources)

Ground Support

Implementing sustainable strategies related to equipment and vehicles that support business aviation operations (e.g., aircraft tugs, business aviation entity owned/leased vehicles).

Infrastructure

Advancing sustainability through physical infrastructures (e.g., hangars, facilities)