> ## Documentation Index
> Fetch the complete documentation index at: https://docs.pagos.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# CVV Check Response Codes

| CVV Response (Integer) | Short Code                  | Description                                                                                                                                                                          |
| :--------------------- | :-------------------------- | :----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| 300                    | cvv\_matches\_m             | The CVV provided matches the information on file with the cardholder's bank                                                                                                          |
| 301                    | cvv\_no\_match\_n           | The CVV provided doesn't match the information on file with the cardholder's bank                                                                                                    |
| 302                    | cvv\_not\_verified\_u       | The card-issuing bank received the CVV but didn't verify whether it was correct; this typically happens if the processor declines an authorization before the bank evaluates the CVV |
| 303                    | cvv\_not\_provided\_i       | No CVV was provided                                                                                                                                                                  |
| 304                    | cvv\_no\_issuer\_support\_s | The CVV was provided but the card-issuing bank doesn't participate in card verification                                                                                              |
| 305                    | cvv\_na\_a                  | The CVV was provided but this type of transaction doesn't support card verification                                                                                                  |
| 306                    | cvv\_skipped\_b             | CVV checks were skipped for this transaction                                                                                                                                         |
| 307                    | cvv\_result\_unavailable    | CVV results are unknown                                                                                                                                                              |
| 9999                   | unknown                     | unknown                                                                                                                                                                              |