Laws, Regulations & Annotations
Business Taxes Law Guide – Revision 2013
Sales and Use Tax Annotations
565.0000 UNITED STATES CONTRACTORS
(b) "IMPROVEMENTS ON OR TO REAL PROPERTY"
565.0265 Dust Control Systems. A dust control system designed to protect the environment in a building by removing dust particles from the air is an improvement to realty, and not machinery or equipment, where the dust collector sits on a platform attached to the ground by lag bolts, and ducts extend from the collector through openings in the walls of the building to the locations from which dust is collected. 1/9/79.