Documentation of charges and billing process for goods and/or services rendered.  Documents adjustments to accounts.  May include (determination of fees) documentation, work orders or service requests (may be in the form of field orders or invoice vouchers) logs of goods and/or services provided, receipts, billing statements and related documents.

Official Copy: Any Office
Retention: 6 years after submission of a financial status report
Disposition Method: Shred or Delete