Hours-of-Service Rules
A guide to hours-of-service (HOS) rules and regulations in the USA.
What is an Electronic Logging Device (ELD)?
An Electronic Logging Device (ELD) is a piece of hardware used in commercial motor vehicles to automatically record a driver's driving time and Hours of Service (HOS). ELDs are designed to replace traditional paper logs, providing a more accurate, tamper-resistant method for tracking compliance with federal regulations.,
Learn more >Who is required to use an ELD?
The Federal Motor Carrier Safety Administration (FMCSA) mandates ELD usage for most drivers and carriers involved in interstate commerce. Specifically, any driver who is required to maintain Record of Duty Status (RODS) under HOS rules must use an ELD. This applies to:,
Learn more >How does an ELD work?
An ELD connects directly to a vehicle’s engine control module (ECM) via a port to monitor and record critical data. Key functions include:,
Learn more >What are the main benefits of using an ELD?
Adopting ELDs offers numerous benefits for drivers, carriers, and the industry overall:,
Learn more >What is the FMCSA’s ELD mandate?
The ELD mandate, issued by the FMCSA, is a federal regulation requiring commercial motor vehicle operators to use ELDs to record their HOS. Enacted in December 2015, the rule was implemented in phases:,
Learn more >What is the difference between an ELD and an AOBRD?
The primary difference between an ELD and an AOBRD (Automatic On-Board Recording Device) lies in functionality and regulatory compliance:,
Learn more >Are there exemptions to the ELD mandate?
Yes, there are exemptions to the ELD rule. Drivers or carriers meeting the following criteria are not required to use an ELD:,
Learn more >How do I choose the right ELD for my fleet?
When selecting an ELD, consider the following factors:,
Learn more >Can ELDs track my location in real time?
Yes, ELDs can record location data, but there are limits:,
Learn more >How do ELDs improve compliance with Hours of Service (HOS) regulations?
ELDs are a critical tool for ensuring compliance with HOS rules. Key benefits include:,
Learn more >