The Army Direct Deposit Authorization Form, like that which is used for all government agencies, otherwise known as Form Cumberland-Iowa.com branches of the military and any other federal government agency will use the form to register an individual for direct deposit, allowing the payee to receive funds directly to their checking or savings account as opposed to receiving government-issued Cumberland-Iowa.com: Authorizationforms. Authorization For Direct Deposit BankDirect Customer: To initiate Direct Deposit to your BankDirect Account(s), please complete the following: • Complete and sign this authorization form. • Staple a voided BankDirect check(s) or deposit slip(s) to this application to identify which. Authorization form tips. Here are a few key things to remember when filling out and submitting the direct deposit authorization form: Read the direct deposit form completely and be sure to follow the checklist items. Keep the information secure while filling out the form and submit it directly to your employer. It can take several payroll.