DEF Technology Remains Essential Part of Emissions Compliance Strategy - Premature Intervention Could Disrupt Thoughtful EPA Guidance

ALEXANDRIA, Va., July 10, 2026 /PRNewswire/ -- NATSO, representing truck stops and travel centers, and SIGMA: America's Leading Fuel Marketers, questioned the Environmental Protection Agency's (EPA's) proposal to fundamentally alter the regulatory backdrop for diesel exhaust fluid (DEF)...