Provides a sales tax exemption for certain used tangible personal property

HB 635 exempts certain used tangible personal property from Missouri's sales tax, specifically targeting materials and equipment used directly in manufacturing, processing, or recycling operations. It directly affects businesses - including manufacturers, recyclers, and agricultural operations - that purchase items like machinery parts, repair materials, or recovered materials for use in production. The bill clarifies existing exemptions, ensuring tax-free purchases for goods that become part of final products sold for consumption or for use in facilities recovering materials into usable products. This policy change reduces tax burdens on operational inputs for these businesses, aligning with prior court interpretations of manufacturing exemptions.