You may be requested to include a voided deposit slip or check from your Middlesex Federal account. Some FIs even offer logged in customers the option to create prefilled Direct Deposit forms, which makes the process extra easy.To set up or switch payroll direct deposit, complete and submit this form to your Payroll or Human Resource Department. Login to Online Banking. (First 9 digits on the bottom of your check). You CAN call the bank and ask for help. To enroll in Direct Deposit, please print, complete the Direct Deposit Enrollment form and submit to your campus payroll department.