What is the primary purpose of performing a supporting-document check before using your contractor's books?

To properly perform a supporting-document check, an electrical contractor must verify that an expense entry in their bookkeeping software for wire and conduit can be directly matched to a specific supplier receipt or electronic proof-of-payment.

As an electrical contractor performing a supporting-document check, match each business transaction with the appropriate supporting document you must verify to back up the book entry.

An electrical contractor is analyzing their financials to ensure compliance. Arrange the following steps in the logical sequence required to perform a supporting-document check on a specific transaction.

During an internal audit, an electrical contractor evaluates a proposed policy that would allow project managers to log miscellaneous job expenses up to $500 without submitting the corresponding receipts or electronic proof-of-payment. The contractor must reject this policy because failing to perform a routine supporting-document check breaks the essential link between the bookkeeping entries and the verifiable ____ required to substantiate the transactions for federal tax records.