CDL verification pauses for 11 hours
FMCSA says Clearinghouse users will be unable to verify driver CDL information on Sunday, October 4, 2026, from 2 a.m. to 1 p.m. Eastern Time. The agency attributes the interruption to maintenance on the Commercial Driver Licensing Information System, or CDLIS. Employers, consortium/third-party administrators and other users with time-sensitive driver-verification work should plan around the full announced window rather than assuming access will return early.
Pay.gov has a separate evening outage
A second interruption is scheduled from 6 p.m. to 8 p.m. Eastern Time on October 4. During that window, Pay.gov services will be temporarily unavailable, and FMCSA specifically asks employers not to attempt to purchase Clearinghouse query plans. Organizations that may need additional query-plan capacity should confirm their available balance before the evening outage or wait until the service is restored.
The notice is limited to the named functions
FMCSA’s announcement identifies CDL-information verification during the CDLIS maintenance window and query-plan purchases during the Pay.gov window. It does not say that every Clearinghouse function will be unavailable for the entire day. Users should avoid describing the notice as a complete all-day shutdown and should follow any updated message displayed by the official Clearinghouse before starting a transaction.
Maintenance does not create a compliance waiver
A planned system interruption does not by itself authorize a carrier to skip a required driver check, treat an incomplete verification as a clear result or place a driver in a safety-sensitive position without completing the steps that apply. If a hiring, return-to-duty or compliance workflow depends on current Clearinghouse or CDL information, the responsible team should complete the transaction before the outage or hold the decision until the required information can be verified.
Driver and fleet takeaway
Compliance teams should review pending hires and outstanding driver files before 2 a.m. Eastern, preserve confirmation records for completed work and schedule unresolved CDL verification after 1 p.m. Check the organization’s query-plan balance before the 6–8 p.m. Pay.gov interruption, and record the time and error message if a transaction is blocked. Drivers should respond promptly to legitimate consent or information requests but should not share credentials outside the official Clearinghouse. Use the live federal notice for restoration status rather than assuming the published end time guarantees immediate access.
FMCSA Drug & Alcohol Clearinghouse — October 4 Service Notices
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