can a civil works contractor claim the following expenses as deduction under rule 58 of Mvat 1] Office exps. 2] Employees PF 3] Travelling exps. 4] Material Testing Exps. 5] Transportation 6] Machinery Maintainance exps. 7] Royalty for sand etc. 8] Tender copy Exps. 9] Sub-Contract exps. (where No TDS has been made) 10] Insurance exps.