Deceptive trade practices. (a) A person engages in a deceptive trade practice when, in the course of his or her business, vocation, or occupation, the person:Attorney General Kwame Raoul's Consumer Protection Division protects Illinois consumers and businesses from fraud, deception, and unfair business practices. Illinois deceptive trade practices law adheres to the Uniform Deceptive Trade Practices Act and allows both state attorneys and private parties to file suit. You can register electronically using MyTax Illinois, available at mytax.illinois.gov. If you fill out a form on a webpage, you will lose your progress. (g) The Director shall adopt rules to carry out this Section in accordance with the Illinois Administrative Procedure Act. Forms on this website are PDFs with fillable fields. Forms should be downloaded to your computer before filling in the fields. Each LLC must have an address for a principal place of business, which may or may not be in Illinois.