License glossary

The id is only meaningful together with the source badge.

Offline index 303,303 registry rows · 285,691 firm pages · updated 2026-09-22

Ids

MC, FF, and MX are FMCSA operating-authority dockets. USDOT is the census number, not by itself a broker license. An SEC file number identifies a broker-dealer filing. A CRD is the identifier used by FINRA and IAPD. TREC is a Texas real-estate license. TDI is a Texas insurance agency or agent id. An MSB number is a FinCEN registration. An FMC org number is an OTI registration. A CBP filer code is a customs broker filer.

Rough file sizes in this index: FMCSA 135,422, SEC broker-dealers 3,273, IAPD 17,046, TREC 47,144, TDI agencies 56,868, MSB 16,610, OTI 9,847, CBP filers 3,093.

Questions this page answers

Are these definitions legal?

They are reading aids for the index. The statute and the register control.

Open next

Broker types

A listing is an index record. It is not a license confirmation, a rating, or an endorsement by the regulator or by BrokerMafia.