Wisconsin Notice And Request To Modify Chapter 13 Plan is a form used to make changes to an existing Chapter 13 Bankruptcy repayment plan. This form is used when a debtor wants to adjust the payment amount, extend the repayment period, or make other changes to the existing plan. It is filed with the court and must be approved by the Bankruptcy Trustee and the court before it can go into effect. There are two types of Wisconsin Notice And Request To Modify Chapter 13 Plan: an initial modification and a subsequent modification. An initial modification is used when the debtor is proposing changes to the initial repayment plan, while a subsequent modification is used when the debtor is proposing changes to the existing repayment plan.