Perks or Allowances

Dear All, Any type of payment made through cash voucher monthly as fixed amount to the employees by the company.Please clarify is the fixed amount paid through voucher perks or Allowances?. Nature of fixed payment paid through voucher are as under: Driver Salary Conveyance Reimbursement Petrol Reimbursement Any other type of payment. Plz. urgent reply. Thanks Parmod