An electric company hires several independent contractors to trim trees that are in close proximity...

Requiring contractors to submit completed and signed work acceptance sheets is an effective control to mitigate the risk of fraudulent invoices. This control provides direct evidence that the work was completed as agreed, and it offers a verifiable document that can be checked against invoices submitted. This step also ensures that any claims made by contractors can be cross-referenced easily, enhancing transparency and accountability in the billing process.

Best practices in contractor management and invoice verification.