Why Card Network Rules Matter
When you file a chargeback, the rules governing that dispute are set not just by your bank, but by the card network — Visa, Mastercard, American Express, or Discover. Each network has its own dispute reason codes, timelines, and procedures. If you're disputing a charge, knowing which network your card runs on can meaningfully affect your strategy.
Overview: How Both Systems Work
Both Visa and Mastercard operate a multi-party dispute system involving:
- The cardholder (you)
- The issuing bank (your bank)
- The acquiring bank (the merchant's bank)
- The merchant
- The card network (arbitrator of last resort)
The process generally flows: dispute → representment (merchant responds) → pre-arbitration → arbitration. Most disputes are resolved before arbitration.
Chargeback Timeframes
| Rule / Timeline | Visa | Mastercard |
|---|---|---|
| Cardholder dispute window | 120 days from transaction or expected delivery date | 120 days from transaction date (some codes: 45 days) |
| Merchant rebuttal window | 30 days | 45 days |
| Pre-arbitration filing | 30 days after representment | 45 days after representment |
| Arbitration filing | 10 days after pre-arb response | 45 days after pre-arb response |
Reason Code Structures
Visa Dispute Categories (Post-2018 VCR Framework)
Visa restructured its reason codes in 2018 under the Visa Claims Resolution (VCR) initiative. Disputes fall into four categories:
- 10.x – Fraud: Unauthorized use of account credentials
- 11.x – Authorization: Transaction processed without proper authorization
- 12.x – Processing Errors: Incorrect amounts, duplicate charges, late presentment
- 13.x – Consumer Disputes: Merchandise not received, not as described, credit not processed
Mastercard Dispute Categories
Mastercard uses a similar but distinct coding system organized into:
- 4xxx – Fraud: Counterfeit, no cardholder authorization
- 4xxx – Authorization: Exceeds floor limit, declined authorization
- 4xxx – Point of Interaction Error: Late presentment, incorrect transaction code
- 4xxx – Cardholder Disputes: Not as described, addendum disputes, credit not issued
Key Procedural Differences
Visa's Automated Dispute Resolution
Visa's VCR framework introduced greater automation. For certain fraud disputes with compelling evidence, Visa can resolve a case without the full back-and-forth cycle. This speeds up resolution for clear-cut cases but requires issuers to submit properly formatted evidence.
Mastercard's "Second Presentment" Process
Mastercard allows merchants a "second presentment" (representment) to challenge a chargeback. If the merchant provides sufficient evidence, the chargeback can be reversed. Cardholders should be prepared for this possibility and have additional documentation ready.
Arbitration Fees
Both networks charge significant arbitration fees — often several hundred dollars — to the losing party. This structure discourages frivolous escalations and is why most disputes settle at the pre-arbitration stage.
Practical Takeaways for Cardholders
- Know your card network — it's displayed on the front of your card
- The 120-day dispute window is the same for both, but start earlier when possible
- Be ready to provide additional documentation if the merchant responds
- Your issuing bank handles the dispute on your behalf; you don't deal with the network directly