Reg. 12-450.5 Rental, leasing, and licensing for use of tangible personal property: delivery, installation, repair, and maintenance charges.
   (a)   Delivery and installation charges in connection with the rental, leasing, and licensing of tangible personal property are exempt from the tax imposed by Section 12-450; provided that the provisions of Regulation 12-100.2 have been met.
   (b)   Gross income from the sale of a warranty, maintenance, or similar service contract in connection with the rental, leasing, and licensing of tangible personal property shall be exempt.
   (c)   Separately stated charges for repair not included as part of a warranty, maintenance, or similar service contract relating to the rental, leasing, or licensing of tangible personal property are exempt from the tax imposed by Section 12-450; however, such income is subject to the provisions of Sections 12-460 and 12-465, and the provisions of Regulation 12-465.1.