Form ST-1

Step 4: Retailers Discount and Net Tax on Receipts

The Retailers' Occupation Tax Act and the Use Tax Act allow a retailer to claim a discount of 1.75% (.0175) of the retailers' occupation tax and use tax collected or $5 per calendar year, whichever amount is greater, provided the retailer properly and timely files its Form ST-1, Sales and Use Tax and E911 Surcharge Return, and pays the applicable tax by the due date. 35 ILCS 120/3; 35 ILCS 105/9; 86 Ill. Adm. Code 130.501-510; 86 Ill. Adm. Code 150.905.