Certification for Locomotives

Follow these steps for certification.

STEP 1: Confirm that you have access to EV-CIS.

You must register with EPA to gain access to EV-CIS for the specific manufacturer code for which you are seeking certification.

How to register for EV-CIS

You must also set up an account with EPA to establish the necessary EV-CIS roles.

Account setup for EV-CIS

STEP 2: Update manufacturer information in EV-CIS.

To update information, users must have the "Maintain Manufacturer Information" role in EV-CIS. Otherwise, users will only be able to view the information.

Information to Update

Updates include (but are not limited to):

Industry sector(s);
Addresses;
Contacts and Industry/Compliance Programs;
Test labs; and
Notification email addresses (used for EV-CIS' broadcast notifications).

STEP 3: Review all applicable regulations.

Regulations provide requirements for certification and compliance.

Regulations

Review the following:

40 CFR Part 1033
Control of emissions from locomotives.
40 CRF Part 1065
Engine testing procedures.
40 CFR Part 1068
General compliance provisions for highway, stationary, and nonroad programs.

Selected Guidance Letters

Review selected guidance letters:

To search all guidance letters, go to:

EPA's Transportation and Air Quality Document Index System (DIS)

STEP 4: Pay appropriate certification fees, as applicable.

A fee payment may be required for each certificate issued by EPA.

For more details, go to: Fees Information

STEP 5: Prepare certification application materials.

For each model year for a family, you must provide the applicable certification dataset and supporting materials.

Support Documentation for Submissions

Materials Specific to Locomotives

Support files for locomotives
Includes models and parts template, standards decision table, and calculations spreadsheet.
System documentation for locomotives
Includes data requirements, business rules, schema, and schema change log.
Frequently Asked Questions for Non-OEM Component Certification (pdf) (431 KB, March 2018, EPA-420-F-18-006)
This document answers frequently asked questions regarding Non-OEM Component Certification Program for Locomotives under 40 CFR 1033.645
Manufacturer Webinar on the Addition of Submission Management Features to Certification Modules (pdf) (1.89 MB, revised October 2024)

Materials for All EV-CIS Users

Software release notes for EV-CIS
EV-CIS documentation for request for certificate (RFC) module
Includes data requirements and business rules.
EV-CIS documentation for cross-industry services
Includes data requirements and business rules.

STEP 6: Submit the completed certification application materials in EV-CIS.

Click the applicable industry role on the MyCDX homepage.

Submit the completed certification dataset and upload any required supporting materials.

STEP 7: Confirm that your submission(s) from Step 6 were accepted by EV-CIS.

Within a few minutes of all submissions, the submitter will receive a notification in their CDX inbox indicating whether the submission was accepted or rejected.

To access your CDX inbox, click the "Inbox" link on the left navigation bar of the MyCDX homepage.

STEP 8: Submit a request for certificate (RFC).

A CROMERR signer must submit an RFC for each Engine Family.

To do so, click the "CROMERR Signer" role on your MyCDX homepage.

Additional resources:

For more about submitting an RFC, see: Webinar for NRCI and Locomotives

STEP 9: Receive Certificate of Conformity.

The CROMERR signer will receive the certificate in his or her CDX inbox.

To access your CDX inbox, click the "Inbox" link on the left navigation bar.