union notification disputed transaction
Bank of America Dispute Form
Describe your efforts to resolve this matter directly with the merchant, the date(s) you contacted them, and their response.) 7. Credit Appears as a Charge: The ...
ISO 8583 - Wikipedia
ISO 8583 defines a message format and a communication flow so that different systems can exchange these transaction requests and responses.
Sample Letter for Disputing Credit and Debit Card Charges
You must notify your credit or debit card company of any error you're disputing within 60 days of the date that the first statement on which the charge ...