By signing this form, I confirm that the above bank information is accurate and that I am an authorized representative for this organization. Complete the Authorization Agreement for Automatic Bank Deposit form on the back of this letter.There are several enrollment options: 1. Enroll customers in lobby, batch and submit ENR enrollments through ACH from the financial institution. How to fill out the Direct Deposit Authorization Form - County of Los Angeles? 1. Gather all necessary documents including a voided check or bank verification. We will cover how to properly fill out an ACH form and how to submit the additional information required. With electronic check conversion, your bank account will be debited in the amount of your check, as early as the same day we receive payment. The Treasurer and Tax Collector mails the Annual Secured Property Tax Bills each year in October to every owner listed on the Secured Tax Roll. Initiate quick, low-cost transactions via the Automated Clearing House (ACH) to pay employees and suppliers or make tax payments.