Louisiana Department of Environmental Quality

DEQ Business Website

Online Payments

Customers paying with American Express, please be advised we are experiencing an issue at this time which will delay the posting of your payment to your invoice(s). If you have paid an invoice with American Express on or after 11/06/2015 you may not see the payment posted to your invoice. Please do not pay an invoice still showing an amount owed if you know you’ve already paid with an American Express card. We are working with American Express to resolve the issue and will take this message down once the issue has been resolved.

Enter your AI number to view and pay your outstanding invoices or view other payments.

If you don't have an AI number, contact DEQ to request one. You may also view your existing payment receipts.

Support: If you are having trouble with the online payments system, please let us know.

Bank Fees Explained:

This service charge is the fee charged by the vendor providing this service. Fees are as follows:

Credit Cards

Payments may be made using Visa, Master Card, Discover, or American Express. When using this method of payment, there is a 1.95 % service charge added to the total payment.


When using this method of payment, there is a service charge in the amount of $0.50 added to the total payment.