Streamlined Sales Tax System for the 21st Century Act. (repealed by P.a. 91-882)

35 Ilcs 170 - Streamlined Sales Tax System for the 21st Century Act. (repealed by P.a. 91-882)35 Ilcs 170 - Streamlined Sales Tax System for the 21st Century Act. (repealed by P.a. 91-882)

35 Ilcs 165 - Governmental Tax Reform Validation Act.35 Ilcs 171 - Simplified Sales and Use Tax Administration Act.