Minnesota Business and Lien System

Secretary of State, Mark Ritchie

Minnesota Business and Lien System, Office of the Minnesota Secretary of State

CNS ID Lookup »

CNS Unique ID Lookup

Select a search by individual or organization name, enter the last name/organization name and Social Security Number/Federal ID, and click [Search].

All social security numbers (SSN) or federal employee identification numbers (FEIN) entered in CNS are associated with a unique ID in this secure, non-public database.
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System Requirements

The MBLS application works with the following web browsers:

  • Microsoft Internet Explorer (version 7+)
  • Mozilla Firefox (version 3.5+)
  • Apple Safari (version 3+)
  • Google Chrome