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Are tractor protection valves required by § 393.43(b), or may similar devices be used?

Document
FMCSA-VEH-393.43-Q01.cm_.docx (22.3 KB)

Section § 393.43: Breakaway and emergency braking.

Guidance Q&A

Question 1: Are tractor protection valves required by § 393.43(b), or may similar devices be used?

Guidance: No. Similar devices may be used provided the devices meet the performance requirements of § 393.43(b).

Regulatory Topic: Are tractor protection valves required?
Effective Date: Sunday, May 4, 1997
Issued Date: Friday, April 4, 1997