Reference pagesReason codes
Miscellaneous
Mastercard 4850: Installment Billing Dispute
A Mastercard dispute reason code, what it asks you to prove, and what Do The Proof puts in the response.
What this code means
Installment charge incorrect (participating countries)
What the network says wins it
AUTH: installment agreement
- Authorization and processing records
How the app handles it
Arrives in the app as: nothing. The sources do not record a label for this code, so a dispute carrying it arrives without one.
How long you have to respond
- Second presentment
- 45 days from the chargeback
- Acquirer reply
- 30 days
Where this comes from
Other Mastercard miscellaneous codes
Do The Proof drafts dispute responses for Shopify stores.
You pay when a dispute is won. Not before.