Scheme code system · Mastercard
Official, limited scope14
Invalid card number
The account or card number is invalid, nonexistent, or unavailable in the cited system.
- Outcome
- Declined
- Code system
- Mastercard
- Raw format
- Two-character DE 39 response code
Operational context
Do not resubmit the same CNP transaction
For a card-not-present transaction, Mastercard prohibits another authorization for the same transaction with the same PAN and expiration date.
Explicit mapping
SchemeLens concepts
These links are editorial mappings, not replacements for the raw source value. The relation shows how closely the wording aligns.
| Concept | Relation | Mapping note |
|---|---|---|
| Invalid account | Direct semantic match | Mastercard wording mapped to the SchemeLens “Invalid account” concept. |
Namespace check
The same raw value exists elsewhere
- Visa 14Invalid account number (no such number)
- Discover 14Invalid card number
- UnionPay 14Invalid card number or account
- EBANX 14Card number does not exist
Provenance
Sources used for this record
- Mastercard: Transaction Processing RulesOfficial source for published DE 39 values and selected Merchant Advice Code rules; not a complete public technical specification.9 December 2025
SchemeLens keeps source wording, normalized concepts, and operational guidance separate so later evidence can be added without rewriting the raw record.