Invoice auditing refers to the meticulous process of thoroughly reviewing and examining invoices to ensure their accuracy and compliance with established standards, policies, and regulations. It involves a systematic and detailed analysis of each line item on an invoice to verify that the products or services rendered match the agreed-upon terms and conditions, pricing, quantity, and other relevant information. Invoice auditing aims to identify and rectify any errors, discrepancies, or inconsistencies in invoices, such as overcharges, duplicate charges, incorrect tax calculations, and billing mistakes. This process often involves comparing invoices against purchase orders, contracts, and other relevant documentation to ensure that the charges are legitimate and align with the agreed-upon terms. Invoice auditing is typically carried out by experienced professionals with a keen eye for detail and a deep understanding of financial and accounting principles to ensure that invoices are accurate, complete, and compliant with applicable laws and regulations.