Louisiana Department of Environmental Quality

DEQ Business Website

Welcome to DEQ Business!

The new DEQ business site is designed to help businesses interact with DEQ in a more efficient manner. We will be expanding the functionality of this site as new applications become available. If this is your first time using the DEQ business website, please start by creating a new account. Existing users please login now.

For assistance on creating/maintaining an account or making payment online, please see our Online Payment Tutorial.