F/CMVSS 121: Air Brake Systems

February 10, 2023

Brakes are arguably the most important safety system in a vehicle. Federal/Canada Motor Vehicle Safety Standard 121 establishes performance requirements for all air-braked vehicles, such as trucks, buses, tractors, trailers, etc. (some exceptions apply).

Make NTEA your Association today and unlock access to exclusive resources, tools and insights.

Join online

NTEA’s AISBM helps ensure continuation of pickup box removal programs

Primarily composed of utility, service and crane body manufacturers, AISBM works closely with OEMs on issues relating to utility/service body installation on chassis.

May 6, 2025

Association News

NTEA’s vehicle engineering and compliance resources provide solutions

NTEA’s technical services department is a vital resource for members. Staff engineers with more than 100 years of combined commercial vehicle industry experience provide in-depth solutions to technical questions and...

May 6, 2025

Tech Trends

FET on delivery charges

Each month, NTEA receives inquiries about Federal Excise Tax (FET) as related to transportation/delivery charges. Solutions are typically fact-specific. In general, transportation and delivery charges of taxable articles...

May 6, 2025

Federal Excise Tax (FET) Implications

F/CMVSS 121: Air Brake Systems

Recommended Articles

NTEA’s AISBM helps ensure continuation of pickup box removal programs

NTEA’s vehicle engineering and compliance resources provide solutions

FET on delivery charges