Invoices & Accounts Receivables

General Payment Information

The bottom of the invoice is a tear-off coupon which should be mailed with your payment. Please do not submit a photocopy; this will cause a delay in the posting of your payment.  You may submit one check with multiple invoices. Please be sure to include the coupons for all invoices you wish to pay. We also recommend you indicate which invoices you are paying on the check.

Please remit your invoice payment by check or money order to the address listed below:

Attn: Accounts Receivable
LDEQ Financial Services Division
PO Box 4311
Baton Rouge, LA 70821-4311.

If you would prefer to pay online by credit card or E-check please go to: http://business.deq.louisiana.gov/. You will need your Invoice number and Agency Interest (AI) number to make payments online. Both numbers can be found in the top right information box on your invoice. For step by step instruction on how to pay online please see our tutorial, How to Make Payments Online.

If you are paying the invoice late:

Payments not received by the department within 15 days of the due date will be charged a late payment fee. The late payment fees are a percentage of the annual fee as follows:

  • Payments received within 45 days of the invoice date . . . 5%
  • Payments received within 60 days of the invoice date . . . 10%
  • Payments received within 90 days of the invoice date . . . 15%

Invoice Frequently Asked Questions

FAQ for all invoices by type

Frequently Requested Forms