520 ILCS 5/3.20
All fur buyers and non-resident auction participants shall submit a report to the Department on forms provided by the Department showing the number and kinds of all green hides of fur-bearing mammals received, collected or purchased, and the average price, if any, paid therefore and such other information as required by the Department. This report shall be made on or before May 10 of each year and shall include all operations for the 12 months preceding May 1 of the current year. All such receipts, reports, and records required by this Section shall be available for inspection by any officer or authorized employee of the Department, any sheriff, deputy sheriff, or any other peace officer at any reasonable time when request is made for same. Failure to comply with the provisions of this Section shall bar the permittee from obtaining a fur buyer or non-resident auction participant permit for the following year.
520 ILCS 5/3.20