How GVWR and GCWR affect commercial driver’s license requirements

July 1, 2026

Leighton Good

NTEA Senior Technical Services Specialist

Commercial driver's license (CDL) requirements aren't determined by gross vehicle weight rating (GVWR) alone. This article explains how gross combination weight rating (GCWR) can influence CDL requirements for vehicles towing trailers, highlights common misconceptions, and provides practical examples to help industry professionals better understand federal regulations.

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

Join online

Are 4221 tax-free sales treated as “taxable” when determining if a prior taxable sale or further manufacturing has occurred?

Recent legal developments have created new questions surrounding Federal Excise Tax (FET) treatment of Section 4221 tax-free sales. This article examines evolving IRS interpretations, discusses how these changes could...

July 1, 2026

Federal Excise Tax (FET) Implications

Tech Trends

Cargo partitions

Cargo partitions play an important role in protecting vehicle occupants, but what performance standards apply? This article examines regulatory guidance related to cargo partitions, reviews comparable industry...

July 1, 2026

Vehicle Engineering & Compliance

Tech Trends

Required lighting obscured by equipment

Equipment installations can unintentionally interfere with required vehicle lighting, creating potential compliance and safety concerns. This article explains how Federal and Canadian lighting standards apply when body...

July 1, 2026

Federal Motor Vehicle Safety Standard (FMVSS) Guidance

How GVWR and GCWR affect commercial driver’s license requirements

Recommended Articles

Are 4221 tax-free sales treated as “taxable” when determining if a prior taxable sale or further manufacturing has occurred?

Cargo partitions

Required lighting obscured by equipment