What do I do if I believe my Form 1099-G is not correct? July 22, 2021 20:36 Updated Contact the Missouri Division of Employment Security at 800-320-2519. Related articles How can I get a copy of the Form 1099-G? Can I access my Form 1099-G from prior tax years on UInteract? What do I do if I believe my Form 1099-G is not correct? What is reasonable assurance? Why are Federal benefits (PUA, PEUC, FPUC, LWA) included in my Form 1099-G?