Mastercard 4870
Chip liability shift
← All reason codes
What the cardholder is claiming
A counterfeit card was used where the chip should have been read and was not, so the liability shifts to the merchant's side. The dispute is about how the terminal processed the card, not about the goods.
Other Mastercard codes
- 4834Point-of-interaction error (duplicate / amount)
- 4837No cardholder authorization
- 4841Canceled recurring or digital goods transactions
- 4849Questionable merchant activity
- 4853Cardholder dispute (defective / not as described)
- 4855Goods or services not provided
- 4860Credit not processed
- 4863Cardholder does not recognize — potential fraud
Defending a 4870
Riskopus assembles the evidence this code calls for from your own order, delivery and device data, and files it before the deadline.