CDL single-unit vs. combination triggers

November 7, 2023

Some companies are confused on commercial driver’s license requirements and the different gross vehicle weight rating thresholds for single-unit trucks versus the gross combination weight rating for a truck and trailer in combination.

General Regulation

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OEM IVD supply requirements

What happens when a chassis arrives without an incomplete vehicle document (IVD)? This article explores why IVDs are essential to the multistage certification process, outlines OEM obligations under federal regulations...

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Auxiliary fuel systems play an important role in powering vocational equipment, but improper installation can create serious safety and compliance risks. This article reviews OEM fuel tap provisions, evaporative...

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Federal Excise Tax treatment for refrigeration system installations can be more complex than many companies realize. This article explains which refrigeration-related components may qualify for tax exclusion, which...

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CDL single-unit vs. combination triggers

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