> ## 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 |


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