On May 18, the Eighth Circuit held that NHTSA's informal letters determining that certain aftermarket products violate Federal Motor Vehicle Safety
| less than a minute read
Eighth Circuit's Pragmatic Approach to Final Agency Action Approves Challenges to NHTSA's Informal Agency Letters: The Trend Permitting Pre-Enforcement Review Continues

/Passle/6880addbd954bf894713d5af/SearchServiceImages/2026-06-17-19-00-36-035-6a32eed4780fddd51d7b3525.jpg)
/Passle/6880addbd954bf894713d5af/SearchServiceImages/2026-06-17-18-37-34-846-6a32e96e780fddd51d7b246a.jpg)
/Passle/6880addbd954bf894713d5af/SearchServiceImages/2026-06-17-18-36-15-382-6a32e91f6f715bb75a812ed1.jpg)
/Passle/6880addbd954bf894713d5af/SearchServiceImages/2026-06-17-18-35-33-452-6a32e8f5c1395307a648bf65.jpg)