To ensure that the petty cash system is not abused and that payments are made to meet only valid business expenses, there must be a system of authorisation for petty cash claims.
In addition, for accounting purposes, all payments out of petty cash must be properly documented.
The initial record of any petty cash claim is a petty cash voucher. Blank petty cash vouchers are obtainable from stationery suppliers in pads, and each voucher is torn off the pad as and when it is used. An example of a blank voucher is shown below: