21 January 2012
It is to be issued on total value of invoice including cst. For example if invoice value is Rs. 102000 (value goods Rs. 100000 and cst @ 2% is Rs. 2000) then C Form is to be issued for Rs. 102000.
Reverse calculation is applied to find out the value of CST. ie. 102000 * 2 = ---------- = 2000 102