Authorization Reversal Service {#samsungpay-reversal-intro}
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The authorization reversal service is a follow-on service that uses the request ID returned from the previous authorization. An authorization reversal releases the hold that the authorization placed on the customer's credit card funds. Use this service to reverse an unnecessary or undesired authorization.

| Payment Processor |                                                         Authorization Reversal Information                                                          |
|-------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------|
| `Elavon Americas` | Card types supported for full authorization reversals: Visa, Mastercard, American Express, Discover, Diners Club, JCB, and Mainland China UnionPay. |
[Processor-Specific Information About Authorization Reversals]