1 min readEarly Payment and Billing Frequency on Long-Term ContractsOIG CommunicationsSep 28, 1998 Article September 28,1998 Download Report Early Payment and Billing Frequency on Long-Term Contracts (IG-98-033) Jun 21, 2024 PDF (408.23 KB) Share Details Last Updated Nov 22, 2024 Related TermsAudit ReportsFY1998Office of Inspector General (OIG)