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By checking this box you are verifying that the MDEID shown above is the same MDEID assigned to me.

What is my Mitsubishi Dealership Employee ID?

  • The Mitsubishi Dealership Employee Identification Number (MDEID) is a unique identifier generated by MMNA to replace use of Social Security Numbers in order to reduce the risk of identity theft.
  • MDEID should be guarded as a SSN.
  • Your MDEID is required to enroll in Diamond Rewards.
  • Contact your dealership's MDL Administrator if you have not been assigned a MDEID or have forgotten your MDEID.
User Tax Payer Information

By checking this box you are verifying that the names shown on this form are the same names provided on my income tax returns.

  • Contact Customer Service if you have a change or correction in your Legal Name displayed.
  • Contact your dealership's MDL Administrator if the Legal Name displayed is not yours. You may have the wrong MDEID.
If you do not go by your legal name please click here.
User "Goes By" Information


Attention Sales Managers and Sales Consultants: Once you enroll, you will need to complete the current Product Certification Exam in order to be certified and receive 100% of your Diamond Rewards amount. If this requirement is not met, participants will only receive a 50% payment. There is NO grace period for new enrollees. Please click here to visit the Mitsubishi Academy.

Cardholder Agreement

The recipient who submits this form is receiving a Mitsubishi Diamond Rewards Visa Reward Card and agrees to be bound by the Disclosure and Master Agreement delivered with his or her Mitsubishi Diamond Rewards Visa Reward Card, and that Mitsubishi or JNR Incorporated may change or amend the terms of the Disclosure and Master Agreement or discontinue this service at any time.

Under penalties of perjury, I certify that:

  1. The Mitsubishi Dealership Employee ID is my correct identification number and
  2. The Legal First and Last Name provided is my correct full legal name and
  3. I am not subject to backup withholding because: a) I am exempt from backup withholding, or b) I have not been notified by the Internal Revenue Service (IRS) that I am subject to backup withholding as a result of a failure to report all interest or dividends, or c) the IRS has notified me that I am no longer subject to backup withholding and
  4. I am a US person (including US resident alien)