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Do tires marked ‘‘NHS’’ (not for highway service) mean that highway use is prohibited by § 393.75?

Section § 393.75: Tires.

Guidance Q&A

Question 4: Do tires marked ‘‘NHS’’ (not for highway service) mean that highway use is prohibited by § 393.75?

Guidance: No, provided the use of such tires does not decrease the safety of operations (see Periodic Inspection Requirements, Appendix G to subpart B).

Regulatory Topic: Use of tires not for highway service on the highway
Effective Date: Sunday, May 4, 1997
Issued Date: Friday, April 4, 1997