All Checkout.com codes
CHECKOUT.COM · RESPONSE CODE

Checkout.com
20001

Refer to card issuer

Checkout.com saysSoft decline
20001

Refer to card issuer

What it means

Refer to card issuer

The issuer wants the cardholder to get in touch before it approves this payment.

What to do

Ask the shopper to call the number on the back of the card, then try again.

Worth retryingWho can fix it: The card issuer
Yuno response codeREFER_TO_CARD_ISSUER
Source:Checkout.com docs — API response codes

Other Checkout.com codes with the same meaning

20002200A4200A5200A6

Reference only. Codes and descriptions come from each provider's public documentation. The Yuno response code is a reference mapping and does not guarantee how a specific transaction is processed.