How do I sign up for the Direct Deposit for my support payments? A Direct Deposit Authorization is a document or form that allows an individual or organization to authorize the direct deposit of funds into their bank account.Fill in the details for your new template. Include Source Account, Description, and default amounts for each recipient who should be included. PAYROLL SECONDARY ACCOUNT(S): If you have more than two secondary accounts, please complete an additional form. If you'd like to deposit a regular payment from a private annuity or fund, please complete the direct deposit authorization enrollment form below. Learn how to set up direct deposit in Maricopa County with this step-by-step guide. To sign up for direct deposit, complete the application form on the next page. The form is interactive—you can complete it on your PC and print it. Direct Deposit Authorization Forms are simple to complete.