Arizona Chapter 13 Statement of Your Current Monthly Income and Calculation of Commitment Period is a form used in Chapter 13 bankruptcy cases in Arizona. It is a document that lists a debtor's monthly income and expenses and is used to determine a debtor's disposable income. This disposable income is then used to calculate the debtor's Chapter 13 repayment plan. Types of Arizona Chapter 13 Statement of Your Current Monthly Income and Calculation of Commitment Period include Form 22C, Form 22C-1, Form 22C-2, Form 22C-3, and Form 22C-4. Form 22C is the main form used to determine the debtor's repayment plan, while the other forms are supplemental forms that provide additional information about the debtor's income and expenses.