(A) in case of works contracts entered into for execution of original works, service tax shall be payable on forty per cent of the total amount charged for the works contract;
(B) in case of works contract entered into for maintenance or repair or reconditioning or restoration or servicing of any goods, service tax shall be payable on seventy per cent of the total amount charged for the works contract;
(C) in case of other works contracts, not covered under sub-clauses (A) and (B), including maintenance, repair, completion and finishing services such as glazing, plastering, floor and wall tiling, installation of electrical fittings of an immovable property, service tax shall be payable on sixty per cent of the total amount charged for the works contract