Customer FAQs Discover answers to the most frequently asked questions from ADT customers with the click of a button. 1. I received an invoice, but do not see a Payment Due Date. When is my payment due? Your payment due date is located on the top portion of your bill statement. ADT bills for monitoring services in advance. Your bill statement due dates are determined based on the date your alarm service was activated and your billing frequency (monthly, quarterly, annually, etc). To view your statement online, log into MyADT.com, select the My Account tab, and click on Statements from the left hand menu.