1) Pay the overpayment in full. Go to their website and fill out the form found under overpayment form on the bottom left side after clicking on employment security services.This chapter deals with state law provisions that pertain to identifying, establishing, and collecting UI benefit overpayments. The notice must specify the amount for which the person is liable. The amount of the overpayment must be assessed to the liable person, and the person must be notified of the basis of the assessment.