Improper payment
Improper payment means a payment that should not have been made or that was made in an incorrect amount under statutory, contractual, administrative, or other legally applicable requirements. The term improper payment includes: any payment to an ineligible recipient; any payment for an ineligible good or service; any duplicate payment; any payment for a good or service not received, except for those payments where authorized by law; any payment that is not authorized by law; and any payment that does not account for credit for applicable discounts. See OMB Circular A-123 Appendix C, Requirements for Payment Integrity Improvement for additional definitions and guidance on the requirements for payment integrity.