JUDGMENT

AMITAVA ROY,J.

1. The oft encountered debate on the extent of tax liability based on the classification of the determinants of a levy in law seeks judicial scrutiny in the attendant factual conspectus. The appellant being aggrieved by the determination made by the High Court of Gujarat on the issue common to a reference under Section 69 of the Sales Tax Act, 1969 (for short hereinafter referred as to as the “Act”) being Sales Tax Reference No.1/2004 and its appeal, i.e. Special Civil Application No. 12508/2002, against it, seeks redress against the judgment and order dated 4.09.2006 to that effect.

2. We have heard the learned counsel for the parties.

3. The indispensable skeletal facts introduce the appellant, M/s. Voltas Ltd. as a company incorporated under the Companies Act, 1956 engaged amongst others in the business of execution of jobs design, supply and installation of air-conditioning plants construed to be indivisible works contracts. It is a registered dealer under the Act. By a communication dated 22.10.1993 of M/s. Anupam Colours and Chemicals Industries,