What is the mandate in the Moving Ahead for Progress in the 21st Century Act (MAP-21) for the Electronic Logging Device (ELD) rule?

NOTE: This guidance was rescinded as unnecessary on March 10, 2022, because the information contained therein was readily available in 49 CFR Part 395, Subpart B.

FMCSA-ELD-395-Q02

Frequently Asked Questions -- Electronic Logging Devices and Hours of Service
  
Question 2: What is the mandate in the Moving Ahead for Progress in the 21st Century Act (MAP-21) for the Electronic Logging Device (ELD) rule? 

Guidance: Section 32301(b) of the Commercial Motor Vehicle Safety Enhancement Act, enacted as part of MAP-21, (Pub. L. 112-141, 126 Stat. 405, 786-788, July 6, 2012), mandates the ELD rule. It calls for the Secretary of Transportation to adopt regulations requiring ELD use in commercial motor vehicles (CMVs) involved in interstate commerce, when operated by drivers who are required to keep records of duty status (RODS).