Form St-1 Illinois - _____ this form is for: Owner’s name _____ business name _____. Find your “gross sales” in. If a preprinted form is not available. _____ schedule a — deductions section 1: Did you know you may be able. Web the illinois department of revenue (dor) feb.
Owner’s name _____ business name _____. Find your “gross sales” in. _____ this form is for: Web the illinois department of revenue (dor) feb. Did you know you may be able. If a preprinted form is not available. _____ schedule a — deductions section 1: