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"
565.0340 Modular Anechoic Chamber Units. Anechoic chamber units, which are radio frequency-shielded chambers, assembled from prefabricated panels and bolted together and to the floor of an existing building, are "materials" since a chamber is not "readily removable as a unit" nor "installed for the purpose of performing a manufacturing operation." 11/12/65.