I want to that we are furniture making company ,we make furniture of Big office like wipro,Capgemini,i.e. we are work contractor.We are under composition scheme i.e. we are charging Vat 8 % and Service tax 4.12 % .Now my question is we have got same type of job in Ahmedabad & Jaipur.We will purchase all material there at place os site and we will use there.So while billing our client we will charge cst or Vat and also if cst at what rate since we are in composition scheme.And also will we get the deduction of material purchased outside. Please clear every thing I m confused