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Hours of Service

Who Must Comply?

Most drivers must follow the HOS Regulations if they drive a commercial motor vehicle, or CMV.

In general, a CMV is a vehicle that is used as part of a business and is involved in interstate commerce and fits any of these descriptions:

  • Weighs 10,001 pounds or more
  • Has a gross vehicle weight rating or gross combination weight rating of 10,001 pounds or more
  • Is designed or used to transport 16 or more passengers (including the driver) not for compensation
  • Is designed or used to transport 9 or more passengers (including the driver) for compensation
  • Is transporting hazardous materials in a quantity requiring placards

Hours of Service Final Rule for Truck Drivers

The Hours of Service of Drivers Final Rule was published in the Federal Register on December 27, 2011. The effective date of the Final Rule was February 27, 2012, and the compliance date of remaining provisions was July 1, 2013.

The Hours of Service rule for truck drivers contains an 11-hour daily driving limit and 14-hour work day limit. 

The new provisions that took effect in July 2013:

  • Limit the maximum average work week for truck drivers to 70 hours, a decrease from the previous maximum of 82 hours;
  • Allow truck drivers who reach the maximum 70 hours of driving within a week to resume if they rest for 34 consecutive hours, including at least two nights when their body clock demands sleep the most - from 1-5 a.m., and;
  • Require truck drivers to take a 30-minute break during the first eight hours of a shift.

The links below provide more details regarding the HOS Final Rule:

Comparison of the Regulations before and after the Final Rule

Summary of the Hours of Service Regulations as of July 1, 2013

Updated: Tuesday, June 17, 2014