How to use the public Trust API

One JSON call per carrier, rate-limited, no key; keyed access for subscribers.

What the public record shows

GET /api/public/trust/<usdot>.json returns the public Trust Receipt: authority, insurance, safety summary, shared-identifier counts, change count, score, badge, receipts, as-of and the FCRA line.
Limit: 60 lookups per hour per network; individual (sole proprietor) carriers return withheld names.
Subscribers call /api/v1/trust/<usdot> with an API key for linked DOT lists and full change history.

Today's numbers

Live from the public record (2026-10-25T17:58:34+00:00): 125,716 active authorities, 5,609 brokers of property, 6,312 authority grants in the last 30 days, 865 insurance cancellations and 2,003 revocations or suspensions in the last 30 days.

Sources

FMCSA Licensing & Insurance · SAFER · SMS · FMCSA insurance filing requirements · data.transportation.gov

More guides

How to vet a carrier before tendering a load How to check if an MC number is active How to verify a carrier's insurance with FMCSA What is a BMC-91 filing What 'authority revoked' means What is an involuntary revocation Vetting a carrier with a new MC number What is double-brokering

Hubs

States Cities Reports

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Questions

Is there an OpenAPI document?

Yes: /api/public/openapi.json.

Data reflects official public records published by the U.S. Department of Transportation (FMCSA) as of Oct 25, 2026 11:58 MDT. CarrierDaily provides factual public-record change monitoring and is not a consumer reporting agency under the FCRA.