What happened
FMCSA announced on August 27 that it completed small pre-tests for two hours-of-service research pilots and is refining the programs before a planned broader launch in 2027. One pilot concerns alternate sleeper-berth splits; the other would study a qualifying pause in the 14-hour duty window.
This is a research-program update, not a final rule changing hours-of-service limits nationwide.
Who may participate
FMCSA said each full pilot is expected to include 256 drivers. Participation will be limited to enrolled drivers and carriers operating under the pilot's terms and data-collection requirements.
The agency invited interested professional drivers and motor carriers to request future participation information. Interest does not itself create an exemption from current rules.
What it means for drivers
Unless a driver is formally accepted into an authorized pilot and receives applicable instructions, the current hours-of-service rules remain controlling. Drivers should not apply the proposed pilot schedules to ordinary operations.
The agency says it is reviewing pre-test results; the public announcement does not report safety findings from the planned full study or guarantee a permanent rule change.
Primary sources and supporting records
- Federal Motor Carrier Safety Administration: FMCSA Advances Hours of Service Pilot Programs for America’s Truck DriversPrimary agency announcement • Published 2026-08-27 • Checked September 10, 2026 at 11:36 PM
- Electronic Code of Federal Regulations: 49 CFR Part 395 — Hours of Service of DriversPrimary current-rule context • Checked September 10, 2026 at 11:36 PM
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