Electronic Lobbyist Filing System (ELF)

Pursuant to the Municipal Code, lobbyists may now newly register on-line and add clients to their current registration by using the on-line Electronic Lobbyist Filing system. 

Please read the Instructions found on that page before using the system.  Registered lobbyists should contact the Board of Ethics if they require their log in username.

 Service Facts


 Department Main Office


  • Phone: 312.744.9660
    TTY: 312.744.5996
    Fax: 312.744.2793
  • 740 N. Sedgwick St.
    5th Floor
    Chicago, IL 60654-8488 Office Hours 8:30 AM - 4:30 PM   
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