Online Registration User Guide
Step 1: Go to cdx.epa.gov and Register
On the Central Data Exchange (CDX) homepage click the “Register with CDX” button to start the registration process.
Step 2: Accept Terms and Conditions
By accepting the terms and conditions you agree to abide by the system requirements and the system will allow you to access CDX.
Step 3: Select a Program Service
To select a program service, type the flow name or descriptor to filter the results or select from the full list.
Step 4: Provide Role and Additional Information
If a program service has more than one role or requires additional information, select the role and/or fill out all required additional information.
Step 5: Provide User Information
Enter a unique user name, fill out the personal information, create a password, and answer three security questions.
Step 6: Provide Organization Information
Search for an existing organization. If a matching organization is not found, create a new organization.
Step 7: Confirmation screen and Activation Link
After all core registration information has been provided, the confirmation screen displays. An account activation code will be sent to the organization email address provided. Either follow the account activation link instructions or copy/paste the code into the confirmation screen "Code" box to complete registration.
Step 8: Complete Registration and Additional Validation
Log in to CDX with credentials provided during registration after clicking the account activation link in the confirmation email.