A council health inspector threatens to close down a restaurant by issuing a fake health violation notice if the owner does not make a financial payment to him. If the restaurant owner does not...

A council health inspector threatens to close down a restaurant by issuing a fake health violation notice if the owner does not make a financial payment to him. If the restaurant owner does not cooperate, the restaurant cannot be opened for business and the negative publicity will drive customers away. Faced with the potential economic loss, the owner makes the payment.

What controls can be implemented to prevent or detect the fraud?