Andhra Pradesh General Sales Tax Act , 1957
S. 3: Levy of a duty in certain sales of electrical energy – Levy of duty under AP/MP Electricity Duty Act-purported to be enacted under entry 53 in List II to the Seventh Schedule to Constitution- State not authorized to levy electricity duty on interState sales of electricity-Sixth Amendment to Constitution
– scope of entries 53 and 54 – Whether electricity is goods – whether interstate sales thereof taxable under CST Act, 1956 [S. 2, 6, Constitution of India Art, 132, 139A, 145, 245, 246,
269, 286, 287, 366, Central Sales Tax Act, 1956, S 3, Indian
Electricity Act, 1910, S. 39]