EPA Fuels Programs Support Line

• Fuels programs questions; registration and reporting assistance
  EPA Fuels Programs Support (support@epamts-support.com)
  1-800-385-6164

Using EMTS

EMTS Technical Support (support@epamts-support.com)
1-800-385-6164
(Monday through Friday 9:00 a.m. until 5:00 p.m. ET)

Establishing CDX Login

CDX Helpdesk (helpdesk@epacdx.net)
1-888-890-1995, then select Option 1.

NAAS Authentication and Nodes

CDX Node Support (nodehelpdesk@epacdx.net)
1-888-890-1995, then select Option 2.