chargeback reason code c02. This reason code is used when a cardholder claims that they canceled a recurring billing transaction but were still charged. chargeback reason code c02

 
 This reason code is used when a cardholder claims that they canceled a recurring billing transaction but were still chargedchargeback reason code c02  Card Type Reason Code Reason Text Chargeback Category Preventable Reversible VISA 30 Services Not Provided or Merchandise Not Received Non-Receipt of Goods

Once filed, the merchant generally has 20. EMV Liability Shift Non-Counterfeit Fraud. Be sure to send your supporting . Amex uses the same four main categories as Visa to organize its reason codes: Authorization, Card Member Disputes (which Visa refers to as Consumer Disputes), Fraud, and Processing Errors. A chargeback reason code is a 2-to-4-digit alphanumeric code provided by the issuing bank involved in a chargeback, which is meant to identify the reason for the dispute. C02 = Credit not processed. It can protect against criminal fraud attacks, but equally important, it protects you from liability due to fraud and other losses. Chargeback fees can start at US$25 and go up from there. . Code. Credit card chargeback reason codes broken down by Mastercard, Discover and American Express Visa chargeback reason codes. EMV has been a mostly global standard since 2004. R04 – Invalid account number. There are multiple situations in which this can occur. With NOCs, ACH transactions will run successfully, but your. The implication is that the merchant is at fault. Any chargeback that is received without a reason code will be assigned a default code of 53. The card network then notifies the merchant’s acquiring bank about the chargeback and passes along all the collected information. Also, Ethoca Alerts only notify you of chargebacks that occur within the alert. Some 90% of merchants said “cardholder abuse of the chargeback process” was a leading concern for their business. 4. As a merchant, you face the brunt of chargeback losses. There are tricks you might use to circumvent an undesirable authorization message, such as not requesting authorization at all, or making multiple attempts on a declined card. This involves the cardholder’s bank serving as a mediator, rather than eBay. 2 Compliance CasesWhat are chargeback reason codes? Mike Conway 2021-03-04T20:56:54+00:00. 4853 – Cardholder Dispute – Credit Posted as a Purchase. The shorthand description is “Credit Not Processed. R13 No Reply. The length and structure of Reason Codes changed from a current two-digit code to four to six digits that contains decimal(s) point(s). UA10 Request Transaction Receipt (swiped card transactions) UA11 Cardholder claims fraud (swiped transaction, no signature)Chargeback reason American Express reason code Discover reason code Mastercard reason code Visa reason code; Cancelled subscription: C28: NF: 4841: 13. Chargeback Reason Codes Page 2 of 5. Visa, MasterCard, and American Express all list compelling evidence by reason code. Now, compliance cases must be submitted through Visa Resolve Online (VROL). Despite being the smallest of the four major credit card companies, the list of Discover chargeback reason codes is extensive. Mastercard also considers some chargeback reason codes to be indisputable. Identity theft and account breaches in which the merchant is the victim, for example, fall under reason codes 01, 02, and 14. Aug-29-2016 05:33 AM. Merchants who receive a chargeback for a transaction placed with an American Express card may encounter reason code F29, which indicates an unauthorized transaction that the cardholder does not believe they should be responsible for paying. Once filed, the merchant generally has 20 days to respond to the chargeback. AMEX C02 Credit not Processed Cancelled/Returned by Cardholder YES YESAmerican Express chargeback reason code C28 falls under the “Card Member Disputes” category. The system does not accept Blank as a value, even if it is defined in the UDC table. Complaint reason_code values include: not_as_described: The buyer claims that the goods or services received differ from the merchant's description of the goods or services. The following are reason codes for the same scenario: Visa: Reason Code 30 Services not provided or merchandise not received. 2 chargeback if you override a declined, referral, or pickup authorization message, but process the transaction anyway. If the order was genuinely not as described, then the cardholder has a case. Region. Reason Code 11. Written by Chargeback Gurus. Reason Code 02. Visa Chargeback Reason Codes • 30: Services Not Provided or Merchandise Not Received • 41: Cancelled Recurring Transaction • 53: Not as Described or Defective Merchandise • 57: Fraudulent Multiple Transactions Know these five rules to avoid payroll blunders triggering fines, penalties and IRS audits. Managing Reason Code 62 chargebacks. That suggests that in the times when merchants. About American Express chargeback reason codes. Despite all the rules and guidelines, the outcomes of the chargeback process can be, at times, subjective, and can vary based on the scenario, merchant payment. In particular, one of. Availability Date: October 24th, 2021. 3: Not as described or defective merchandise: VCR Dispute Reason Code 13. The new reason codes follow a format of two digits, a period, then a third digit. The reason code may not reflect the true reason for the chargeback. The charge you submitted did not receive a valid authorization approval code for the amount of the charge. Description: Reason code for applying handling fee. When a cardholder disputes a charge, their issuing bank will review the transaction and decide if. Late Presentment Rules: Mastercard. Example: 25. Card Type Reason Code Reason Text Chargeback Category Preventable Reversible VISA 30 Services Not Provided or Merchandise Not Received Non-Receipt of Goods. Card issuers are in the process of enrolling all cards issued to cardholders to participate in 3-D Secure. We have reviewed the case. F01. The main chargeback reasons look like this: Malicious fraud. Each reason code has certain standards of proof and evidence associated with it that determine whether the chargeback is valid or not. Pages 124 This preview shows page 90 - 93 out of 124 pages. US $10,000. Those reasons are explained through the corresponding reason codes. Support; Login. Get your complete guide to the new Visa reason codes, including all the detailed information, chargeback time limits, and other important information you need. Category: Description. Chargeback reason code 10. Refocus on the Customer Experience. The chargeback can be for the total transaction amount or a lesser amount. C02: Credit Not Processed: C04: Goods/Services. Visa chargeback reason code 11. com. A chargeback reason code is a 2-to-4-digit alphanumeric code given by the issuing bank tangled in a chargeback. American Express has not received an expected credit (or partial credit) from the merchant. 1. 46 4. But, it could be up to 540 days, in some situations. 1: Services not provided or merchandise not received: VCR Dispute Reason Code 13. Chargeback reason codes. In most cases, you will have 20-45 days in which to respond to a chargeback. How to respond 101. 1 Chargebacks A chargeback is a rules-based mechanism, with time-sensitive workflows, that enables the issuer and the acquirer to determine the financial liability of a disputed transaction. American Express . Acquirer after the 3-month Workout Period, as described in “Excessive Fraud Activity Notification - U. They make it easier for originating and receiving financial institutions to spot and communicate payment failures. About American Express chargeback reason codes. Unlike other. Q. The shorthand description is “Goods/Services Not as Described. Processing Errors involve chargeback and disputes revolving around processing issues, late presentment, credit processed as charge, invalid card numbers, no show errors, incorrect charge amounts. When a cardholder makes a purchase, but regrets it later, they may file a chargeback to recoup their money. What is a chargeback? Learn about chargebacks and find valuable tips and information on retrieval requests and prevention at WellsFargo. WEX has repurposed chargeback reason code 10 to indicate EMV chargebacks. Pursuant to the Fair Credit Billing Act of 1974, cardholders have the right to dispute unauthorized or erroneous charges, and issuing banks must reverse a disputed transaction if the cardholder’s claim. Fight; Prevent;. Fighting chargebacks takes time, expertise and manpower. 41 4841 Cancelled Recurring Transaction 53 4853 Not as Described or Defective Merchandise 57 4840 Fraudulent Multiple Transactions 62 4870/4871 Counterfeit Transaction Being familiar with the potential chargeback reason codes gives recurring6. Chargeback reason codes can change with new information. A notification of change (NOC) occurs when the bank sending funds notifies the bank receiving funds that some portion of the once-valid information has changed. Specify the invoice date and net due date to assign to chargebacks. Here finalizing user includes the chargeback reason codes from either of the foursome major card networks. What is Visa chargeback reason code 13. Step 1: The cardholder disputes a charge. The reason code may not necessarily reflect the actual reason for the chargeback, but you ought to respond to it based on the provided chargeback code. compliance process depending on whether a chargeback right exists. Mistake 7. Written by Chargeback Gurus. However, the return request is invalid, as the customer does not have a legitimate right to a refund for one reason or another. We have reviewed the case. Visa assesses the following fines, as specified in the table below, to a U. Everyone has had the experience of buying. Banks, however, categorize chargebacks or disputes depending on the card used when a chargeback occurs. Question: Where can I find a complete listing of Check 21 return codes? Answer: You can find the current official listing on page 38 of FRB Services' "Image Cash Letter Customer Documentation" at. This can be transaction receipts, proof of. chargeback_settlement: The gross shows negative if the chargeback was resolved in the buyer's favor, and the funds return to the buyer. 4853 – Cardholder Dispute – Digital Goods Purchase of $25 or Less. Contact ChargebackHelp and we can have you sleeping better at night by improving your dispute protection in very short order. Acquirer after the 3-month Workout Period, as described in “Excessive Fraud Activity Notification - U. F02. But if RDR receives a dispute about a Visa card transaction, it will instead consult the ruleset provided by the. Cybersource transaction responses will contain either reason codes or reply flags, depending upon the integration method employed. ” Here the cardholder is claiming that you were supposed to provide them with a refund, but no credit has been applied to their account. This return reason code may only be used to return XCK entries. Each network’s reason codes, however, can beVisa Chargeback Reason Codes. Here are the two possible scenarios: 1. manual processing by uploading chargeback documents instantly. S. Payment Capture. Select a tab to see the possible reason codes for each dispute event category, divided by scheme. That said, looking up purchases using this number can make it easier to provide info following an. When you receive a dispute, a reason code will be assigned by the bank who issued the customer’s card. Change of Chargeback Reason to an Authorization-related Chargeback Replace ‘Change of Reason within the Cardholder Dispute Chargeback’ with this section. chargeback_settlement: The gross shows negative if the chargeback was resolved in the buyer's favor, and the funds return to the buyer. Reason Code 53 Re-presentment Conditions. UA05 Fraud – Chip Counterfeit Transaction. It also regulates the way banks must respond to consumer complaints and sets limits on liability for lost or stolen debit cards. We’ll make a decision about reversing the Chargeback. American Express reason code 155, Visa reason code 30, MasterCard reason code 4855, and Discover reason code 4755 are all specific reason codes for Shopify payment chargebacks. 04/09/14 Discover: DC, U02. The agency must provide this documentation to Vantiv (via mail, fax, online/scanning) within 30 calendar days after the report date on the Visa/MasterCard. Chargeback Reason Codes. ECM monitors first presentment chargebacks regardless of reason code or transaction type. Maestro. Mastercard Chargeback Reason Code 71: Disputed Amount. Having a Lax Attitude Toward Industry Rules & Regulations. There are dozens of reasons why cardholders and issuers dispute transactions. Offer shipment and delivery tracking. Consult the applicable network’s guidelines for examples of acceptable compelling evidence. You can learn more about each one by visiting the Mastercard Chargeback Guide. Merchants who believe they have received an invalid chargeback under reason code 13. . United States. This reason code is used when a cardholder claims that they canceled a recurring billing transaction but were still charged. You should be. It’s typical to see fraud chargebacks roll in 2-3 months after the initial charges took place. The aim of CE 3. As we touched on earlier, chargebacks can happen due to technical errors. There are plenty of reasons as to why this would happen, hence the many. Reason codes are alphanumeric codes that provide the justification for granting a chargeback. Which is meant to know the reason for the dispute. Categories for reason codes have changed over the years, especially because of the increasing number of. Use pre-sale fraud detection service providers that can help verify the cardholder’s identity, detect potential criminal activity, and reduce the risk of accepting unauthorized transaction. The new codes, which can be found in our reason code guide, start with a two-digit number indicating which of Visa's four dispute categories it falls into: 10 — Fraud; 11 — Authorization; 12 — Processing Errors; 13 — Consumer Disputes; The Visa Claims. About American Express chargeback reason codes. Pursuant to the Fair Credit Billing Act of 1974, cardholders have the right to dispute unauthorized or erroneous charges, and issuing banks must reverse a disputed transaction if the cardholder’s claim. Every chargeback comes with a reason code. R04 – Invalid account number. Explaining Mastercard Reason Code 4859 - No Show/Addendum/ATM Dispute. 10. In this instance, the cardholder claims a misrepresentation of the order they received, such as a defect, damage, counterfeit, or incomplete merchandise. Solution Case Studies Partners Company Blog Resources Data & Compliance FAQ See It In Action. Their chargeback process differs because it is typically more straightforward. Visa chargeback reason codes. R01 – Insufficient funds. Dubbed "Compelling Evidence 3. Complete Guide to Visa Compelling Evidence Update CE 3. This code is used when a cardholder claims that a fraudulent transaction occurred in a face-to-face environment, such as a retail store. Prevention strategy: Implement EMV chip card technology to reduce the risk of fraudulent card-present transactions. Updated August 23, 2023. 1. message. R02 Account is closed, R03 No account on file, R04 Invalid account number. These disputes are commonly referred to as friendly fraud. Pursuant to the Fair Credit Billing Act of 1974, cardholders have the right to dispute unauthorized or erroneous charges, and issuing banks must reverse a disputed transaction if the cardholder’s claim. Not recognizing your billing descriptor on a statement. There are four primary phases to a Visa dispute: After Visa. If you get a chargeback,. C02 – Credit (or partial credit) Not Processed; C04- Goods/Services Returned or Refused; C05 – Goods. Reason Code. ”. Each code begins with 'R' followed by a two digit number. Which fraud reason codes will be included in EMV Liability Shift? How are Lost/Stolen transactions affected? A. 2. Amex Dispute Codes Learn about the different chargeback reason codes and what they mean. Answered by: John Burnett. If the CID doesn’t match, merchants generally prompt the Card Member to re-enter it. Code 4807: Fraudulent Card-Present Transaction. With the implementation of Visa Claims Resolution, reason code 98 eventually became obsolete. 3 is the less common version for card-present transactions. This liability shift essentially provides merchants. Complete Listing of Check 21 Return Codes. And final case was closed with this specs: Chargeback Reason Code: M38. UA10 Request Transaction Receipt (swiped card transactions) UA11 Cardholder claims fraud (swiped transaction, no signature) Try Shopify free for 3 days, no credit card required. R07 – Authorization revoked by customer. 2. 2. R06 – Returned due to ODFI’s request. Goods and services not as described or cardholder received defective goods or services 3. We want to clarify: this doesn’t imply that a transaction ID can reliably prevent chargebacks and fraud. Reason codes are alphanumeric codes that provide the justification for granting a chargeback. Chargeback Base Codes by Network - 2023 Guide. Chargeback Reason Code Quick Reference Guide. Chargebacks. 15, 2021. Get definitive guide includes the chargeback reason codes from all of the to majority card networks. American Express . This is a relatively common. * Introducing Compelling Evidence: An updated policy to help ease Disputes and reduce Chargebacks. Visa. Documentation must be a direct result of cardholder communication. 2 – EMV Liability Shift Non-Counterfeit Fraud. 4. information, including correct routing number, e. Updated: Valid values updated. * Introducing Compelling Evidence: An updated policy to help ease Disputes and reduce Chargebacks. Braintree Support Articles. Take necessary steps to ensure business is fraud free, and follow strict procedures. 5 Visa Fraud Monitoring Program. 634. A customer payment dispute, more commonly called a “chargeback,” happens when a cardholder disputes (challenges) a payment card transaction and asks the card-issuing bank to reverse it. Dispute Condition Description Dispute Condition Code Category Code Category Code Description; EMV Liability Shift: 10. Chargeback Reason Codes > Chip Liability Shift > Issuer Chargeback > Chip Liability Shift Program for Domestic and Intraregional Transactions Chapter 5—Compliance Case Filing Incorporated the changes announced in “AN 1677—Revised Standards—QuestionableSurvey data from the 2019 Chargeback Field Report found that 82% of merchants surveyed believed that the Visa Claims Resolution process had “little to no impact on chargeback management. The following chargeback reason codes are related to EMV: Visa: 10. What is Visa chargeback reason code 11. ”. Reason Code North-America: Canada and United States of America; Reason Code: All other countries;. List of NACHA ACH Return Codes. Chargeback reason code. reason_description: string. About American Express chargeback reason codes. Spot these types of chargebacks using. The CB Reason represents the default reason for marking the transaction as a chargeback, but this default value can be changed. When a customer who's enrolled with 3-D Secure from their bank initiates a purchase, the tool will deploy during the. Technical. Chargeback Reason Codes / American Express / C02 – Credit Not Processed Reason Code C02 Category Cardmember Disputes DESCRIPTION Why did I receive this. Scenario 2. It’s important that you include a copy of your customer terms and conditions in order to prove that the customer knew what to expect from the outset. The cardholder claims either that the merchandise was never received, or the services purchased were not provided. CODE DESCRIPTION A01 CHARGE EXCEEDS AUTHORIZATION AMOUNT A02 NO VALID. 1: 10: Fraud: EMV Liability Shift Non-counterfeit Fraud: 10. Click on “report a problem” and select the transaction in question. If the merchant has a signature showing that the order was delivered, or evidence that the. FR4 Immediate Chargeback Program. [noun]/* kə • stə • mər • di • spyo͞ot/. Chargeback Reason Codes All received credit card disputes include a reason code. For example, the dispute reason “Cardholder Does Not Recognize” is denoted under the Discover reason codes system as “AA. All reason codes. Pursuant to the Fair Credit Billing Act of 1974, cardholders have the right to dispute unauthorized or erroneous charges, and issuing banks must reverse a disputed transaction if the cardholder’s claim. Depending on the specific situation, Mastercard will match authorization response to one of the following merchant advice codes: Mastercard Response Code. Discover is a credit. Fortunately, chargeback reason codes make it easy for merchants to understand the cause of chargebacks. A chargeback can happen when a customer initiates a transaction dispute. All ACH return reason codes consist of the letter “R” followed by two. Learn about the different chargeback reason codes and what they mean. 975. • Proof that merchandise was shipped to a positive AVS-confirmed address (response ofThe customer regrets their purchase. ACH return codes are a type of shorthand for specific information concerning the return, much like the card decline codes or dispute reason codes used by credit card networks. Mastercard Chargeback Reason Code 70: Chip Liability Shift. Understanding these codes is essential because they'll guide your response strategy. Chargeback Reason Codes by Network - 2023 Guide. Reason codes differ by card brand (Visa, Mastercard); a complete list can be found here. Unauthorized returns (R05, R07, R10, R29, R51): 0. Chargeback Reason Codes Page 2 of 5. Reason Code 53 re-presentments must be. Discover Chargeback Reason Codes Explained. Categories For Reason Codes. C31 – Goods / Services Not As Described. 800. Categories For Reason Codes. How you respond is determined by the chargeback reason code: Embed This Graphic. Only an issuer can initiate the chargeback process. many chargeback reason codes that exist today. C02. Chargeback Reason Codes Retrieval Reason Codes 78 Int'l only Service Violation Code Discover 4541 AP 4586 AW 4755 RG 4553 RM 8002 RN2 Altered Amount Non-Receipt of Goods or Services0Cardholder Disputes Quality of Goods or Services MasterCard;45 Days from the central processing date of the transaction120 Days from the central processing date of. Articles; Chargeback Reason Codes;. Valid Values/Format: 22 - First Chargeback Handling Fee. . C02: Credit not processed: C04: Goods / services returned or. The shorthand description is “Goods/Services Canceled. Clerical C02 – Credit Not Processed. The system does not accept blank as a value, even if it is defined in the user defined code table. About American Express chargeback reason codes. This ranges anywhere from roughly 60 to 90 days after purchase. The reason code used to describe the dispute will determine the chargeback time limit. Cause. These are only a handful of common Visa chargeback reason codes. The third digit indicates the specific reason within that category. If a dispute has a strong enough basis to warrant a chargeback, Discover will send a chargeback notice to the merchant along with the reason code for the chargeback. 2 EMV Liability Shift. Credit not processed. Below you will find the reason codes for the dispute events Chargeback, Request for Information (RFI), and Notification of Fraud. UA06 Fraud – Chip and PIN Transaction. “ Chargeback Fraud Threat Growing as 65% of Chargebacks911’s Respondents Reported an Increase in 2022 “. Required Authorization Not Obtained. The agency must provide this documentation to Vantiv (via mail, fax, online/scanning) within 30 calendar days after the report date on the Visa/MasterCard. Code description a01 charge exceeds authorization. American Express Chargeback Reason Codes. 26% - the number of chargebacks that result from undelivered orders. Expedited Dispute Resolution forms will not be allowed. 6: Credit not. These are all the known American Express chargeback codes. 4853 – Cardholder Dispute – Credit Posted as a Purchase. EFM MONTHLY CRITERIA NUMBER OF E-COMMERCE TRANSACTIONS FRAUD CHARGEBACK AMOUNT FRAUD CHARGEBACK RATIO BASIS POINTS (BPS) 3DS UTILIZATION (EMV 3DS + DATA. A01 = Charge amount exceeds authorisation amount. For this reason, you must document all debit and credit card transactions and adhere to the strict rules set by the card networks. Non-Consumer *2 Banking Days R22 Invalid Individual ID Number which the Originator was identified is not correct. 16 Chargeback Reason Code 71 – Declined Authorization. Below are some examples of more common reason codes. The three-character code notes the specific reason. Invalid Reasons for a DisputeSurvey data from the 2019 Chargeback Field Report found that 82% of merchants surveyed believed that the Visa Claims Resolution process had “little to no impact on chargeback management. The Time Frame charts in this guide indicate the reason codes, allowable time frames for chargeback processing and type of chargeback. You’ll want to carefully review all chargeback reason codes so you are familiar with the very detailed regulations. Chargeback time limits vary widely depending on the issuing bank, and the chargeback code or reason. A “No Authorization” code chargeback can also be the. The goal is to reduce. 3 is part of an updated and expanded revision of the legacy codes that indicated fraud, codes which were phased out under the Visa Claims Resolution initiative. Not remembering the original purchase. Whether the CID — the four-digit security code on the front of the Card — matches the issuer’s records. This will be referenced in the chargeback notice you received. Chargeback reason codes vary by the credit card company. 2. This does not include an AuthorizationIf the dispute involves a non-Visa card, the dispute can be paused for up to 72 hours for the merchant to respond. Knowing these codes is vital for merchants to understand the reason for chargebacks and how to manage them. chargeback management with an easy to use online system. A01 | A02 | A08. A02. Explore more ACH Return Codes. However, the 30 day waiting period can be waived if you’ve. This code tells you why the customer or bank initiated the dispute. Visa. Number two: Product Not Received chargebacks. Chargeback. Multiple Authorization Requests. Additionally, one clearing transaction. The chargeback reason code. However, for simplification, they are divided into eight categories: Fraudulent activity; Authorization issues;. 4846 — Incorrect Currency Code. Chargeback Reason Codes by Network - 2023 Guide. The most common chargeback reason codes are fraudulent charges, unauthorized transactions, and products not received, however, there are dozens of different chargeback reason codes for cardholders to choose from. S. S. Based on the information provided, Paymentology will investigate the transaction being disputed. Write Off. The reason_code will be one of the following values: chargeback_reimbursement: The gross shows positive if the chargeback was resolved in the seller's favor, and the seller gets a refund. The reason_description field lists the chargeback reason. Most Common Chargeback Reason Codes #3: Order Significantly Not as Described. Common Point of Purchase: Data stolen from a merchant’s system is used to make fraudulent transactions. What are chargeback reason codes? Reason codes inform merchants about the reason why the customer is disputing a transaction, based on the information they provided to their bank. Chargeback Reason Encrypted by Lattice - 2023 Guided. MASTERCARD Reason Code Description 01 Requested Transaction Data Not Received 02 Requested\Required information illegible or missing 07 Warning Bulletin File 08 Requested\Required authorization not obtained 12 Account number not on file 31 Transaction amount differs 34 Duplicate Processing American Express Chargebacks / Disputes. From a merchant’s perspective, the greatest asset offered by 3DS is protection against liability in the event of fraud. Solutions. With an eCommerce transaction, 3-D Secure technology works like an online PIN code. Receive the Chargeback. Reason codes are alphanumeric codes that provide the justification for granting a chargeback. R03 – Unable to locate account or no account. There is a USD 25 limit for the First Chargeback (Reason Code 22). The codes for each card brand are listed below along with the recommended documentation to provide. 4 applies to eCommerce, whereas code 10. UA02 Fraud – Card Not Present Transaction. 4853 – Cardholder Dispute – Credit Not Processed. Assemble Your Evidence. Every of the major card brands, the inclusion of Visa, MasterCard, and others, has its acknowledged system of reason codes. This means that it will require merchants to provide evidence supporting their claim that a transaction was authorized by the cardholder. ” Here the cardholder is. This means that the cardholder is claiming that they canceled their order for the merchant’s goods or services, but the merchant did not provide a refund. Contact us here or call us at 1. You can see a reason code 11. The reason_code will be one of the following values: chargeback_reimbursement: The gross shows positive if the chargeback was resolved in the seller's favor, and the seller gets a refund. Common reason codes Mastercard. If the available information indicates that the customer dispute is a valid one, American Express will automatically debit your merchant account for the amount of the disputed transaction and will send you a chargeback notification for you to review. . 3: Goods or services were not received: C08: RG: 4855: 13.