2. Other preventative measures include:Stage 1: Dispute received. 3 No Authorization. The cardholder reported that the goods or services received were not as described. There are two parts to this. Mastercard chargeback reason code 4854 falls under the “Cardholder Disputes” category. Chargeback Timeframes and Reason Codes . Chargeback Reason Codes / Mastercard / 4853 – Cardholder Dispute – Transaction Did Not Complete Dispute Code 4853 Category Cardholder Dispute Message System Dual. Following the Mastercard dispute guidelines, consumer dispute chargebacks are filed under reason code 4853 - Cardholder Dispute. The shorthand description is “Not as Described or Defective Merchandise. First Chargeback failed: Reason Code 4837 not allowed under “issuer auths, they own” chargeback rules: 100001: 400: INVALID_REQUEST: First Chargeback failed: Reason Code 4863 not allowed for authorized CAT transactions: 100001: 400: INVALID_REQUEST: First Chargeback failed: Reason Code 4863 not allowed for. Europe Region Operations Bulletin No. 4853: Cardholder disputes - services/merchandise defective or not as described. Chargebacks are a reality of running a small business, and a. This umbrella category can be applied to multiple specific situations, many of which had their own specific codes at one time. 13. For information concerning Chargeback Response Code, see the Chargeback API Reference Guide. 4808: Requested/Required Authorization Not Obtained. View the entire list or search for any chargeback reason code. Now the card network gets involved in order to make a final ruling on the dispute. Generally speaking, cardholders have 120 days from the transaction date to file a chargeback. All chargebacks start with a customer making a purchase in person, in an app, or online. Chargeback reason code 4853: Transaction Did Not Complete refers to a situation where the customer is claiming that the product or service purchased was never received or used. Case Studies. Ensure you act on subscription cancellation requests immediately and confirm the cancellation by text or email. We would like to show you a description here but the site won’t allow us. The issuer may use message reason code 4853 when the cardholder contacted. A chargeback is the reversal of a previously cleared transaction; the cardholder’s account is credited with the amount of the sale and the merchant’s account is debited. Mastercard Reason Code 4853/Transaction Did Not Complete involves cases where the purchaser believed the transaction was not actually processed. If the order was genuinely not as described, then the cardholder has a case. Note: Mastercard has discontinued the use of reason code 4850, merging it into code 4853. Make sense of chargeback reason codes using our directory. This chargeback. Build & Submit a Representment Case in 4 StepsChargeback reason codes and what do they mean? Visa Chargeback Reason Codes. Chapter 3 Dual Message System Chargebacks-Initiated On or After 17 July 2020 Remove Chapter 3 Dual Message System Chargebacks-Initiated On or After 17 July 2020 >. 4853 — Defective/Not as Described (to be consolidated as Cardholder Disputes). 1 - Card Recovery Bulletin. 4 applies to eCommerce, whereas code 10. Mastercard chargeback reason code 4853: disputes where the merchandise or service received differs from the description provided at time of purchase. Learn the details, the cause, how to respond and how to prevent Mastercard Reason Code 4853 No-Show Hotel Charge . 4854 - Cardholder Dispute - Not Elsewhere Classified. region only) • 4855: Goods or services not provided • 4857: Card-Activated Telephone Transaction (fraud only)Chargebacks911 is the original chargeback management company with solutions to prevent chargebacks before they happen and fight chargebacks once they do. Chargeback Guide (PDF) - MasterCard. “Credit Not Processed” chargebacks should now be filed under Reason Code 4853. Reason Codes Category 4: Processing Errors. Below you will find the reason codes for the dispute events Chargeback, Request for Information (RFI), and Notification of Fraud (NOF). Solutions. These codes fit into four categories:. 4 chargebacks. What causes encipher 4855 chargebacks? In theorizing, merchants shouldn't. The cardholder claims they were charged multiple times for a single transaction. . These variety of disputes can be represented by American Express reason code C31, Visa reason code 53, MasterCard reason code 4853, or Discover reason code 4553, among others. 11. The following are some examples: Visa Reason Code 13. 4808 Expired Chargeback Protection Period. The codes also appear on financial reporting associated with disputes. So if you've paid for something on your debit card or for something on your credit. The time limit for issuers to instigate a first chargeback are calculated based off the Central Site Business Date (the processing date of the first presentment) and are usually 60, 90, or 120 days in duration. Dispute Chargeback (Reason Code 4853). PayZen © 2023 | All rights reserved to PayZenChargeback Reason Codes Fraud – Card-Not-Present (CNP) Network Reason Code Bank Initiation Timeframe Accel 81 120 calendar days from transaction processing date American Express FR2, F14, F24, F29 120 calendar days from transaction processing dateChargeback reason code 4853: Transaction Did Not Complete refers to a situation where the customer is claiming that the product or service purchased was never received or used. 7 Updated format All 1. Please see the attached document for the Chase Paymentech Error/Decline code list:Mastercard Chargeback Time Limits are all the different deadlines that banks, cardholders, and merchants must follow when filing and contesting disputes. Select reason code as ‘4853’ and condition code as ‘-‘ Verify case lands on to the Review Inbound Chargeback screen. MasterCard Chargeback Codes: 4801: Requested transaction information not received : 4802: Requested / Required information illegible or missing : 4807: Warning bulletin file :. Mastercard is in the process of updating chargeback management regulations. Proof that the chargeback is invalid because it doesn’t adhere to Mastercard. Display the total transaction amount for all pending purchases and obtain cardholder confirmation. Note: Mastercard has discontinued the use of reason code 4855, merging it at code 4853. 4853 – Cardholder Dispute – Digital Goods Purchase of $25 or Less. Mastercard Chargeback Reason Code 73: Duplicate Transaction. Master Card Chargeback Codes | Visa Chargeback Codes | Amex Chargeback Codes. Reason codes are important to help merchants address recurring. Below you can find out what the reason of the chargeback in question is by the card brand. The second is friendly fraud, where a cardholder falsely claims a legitimate charge was unauthorized. See individual handling steps and background information for Dispute Type scenarios below. Proof you have already refunded the transaction and credited the cardholder’s account. Mastercard Reason Code 4853: Addendum Dispute refers to cases where customers claim an additional charge was added to their bill after the fact. Visa Chargeback Codes. Chargeback processDownload Guide. Get definitive manual includes the chargeback reason codes from every of and four major card connectivity. 12. 12. Proof you have already refunded the transaction and credited the cardholder’s account. Sift’s MasterCard chargeback reason code guide features every alone MasterCard reasons code, its description, expert insights, and real world instance. • 4853: Cardholder Dispute—Defective Merchandise/Not as Described • 4854: Cardholder Dispute—Not Elsewhere Classified (U. Description. Dispute. For time limits and evidence requirements, consult our detailed article on Reason Code 4853 — No-Show Hotel Charge or Reason Code 4853 — Addendum Dispute. 4808 Authorization-Related Chargeback. S. For example, if their card was stolen or the magnetic stripe is copied and used without their knowledge. 4812: Account Number. . Dispute. The shorthand description is “Fraud—Card-Absent Environment. A chargeback is a transaction that is disputed by a cardholder or issuer. In this article, we’ll cover. , the acquirer and merchant). George was surfing online and spontaneously decides to buy shoes for himself. 4846 — Incorrect Currency Code. Reason Code. Every purchase process should time out after a specific period of inactivity. 11. Partners. The most comprehensive guide to chargeback reason codes. Chargeback Reason Codes The Ultimate Guide; BIN Lookup Find a Card's Issuing Bank; ROI Tool The Cost of Chargebacks; Resource Hubs. rdmd-html { margin-left: 0 !important;} Expa. Here are some common Mastercard chargeback reject codes: Code 4853: Defective Merchandise or Services. This could be due to a variety of reasons, such as technical issues, human error, or delays in shipping or receiving goods. For situations where reason code 4855 would utilize, issuers have since assigned go use reason code 4853 choose. 5. 2:. The Visa Digital Goods Merchant Fraud Monitoring Program is effective as of April 1, 2023. 4860 Credit Not Processed. Mastercard Chargeback Reason Code 71: Disputed Amount. The acquirer or merchant has 30 days to respond to a chargeback filed under reason code 13. Chargeback Reason Codes by Network - 2023 Guide. 3: Other Fraud — Card Present Environment:. . For context where reason code 4855 would apply, issuers had been instructed to use reason code 4853 instead. compliance process depending on whether a chargeback right exists. This code is used when the cardholder's chargeback claim is related to receiving defective merchandise or services. Card networks send these codes to merchants to indicate why a chargeback has been filed. Updated August 23, 2023. This standard only applies to chargebacks with Visa reason code 10. It also occurs when the merchant does not. Chargeback Reason Codes / Mastercard / 4853 – Cardholder Dispute – Credit Not Processed Dispute Code 4853 Category Cardholder Dispute Message System Dual. Midigator helps your business get back to business. You can learn more about each one by visiting the Mastercard Chargeback Guide. 11, 16 November 2015, Elimination of Chargeback Message Reason Code 4802 Chapter 3—Dual Message System Chargebacks Chargeback can only be requested under specific circumstances known as 'reason codes', as determined by guidelines set by American Express, Mastercard or Visa. If the order was genuinely not as described, then the cardholder has a case. 999 - OtherWe would like to show you a description here but the site won’t allow us. Fraudulent activity: Fraudulent processing of transactions includes chargebacks that occur when the cardholder didn’t make the purchase. MasterCard time limits vary depending on the applicable reason code. Schools Details: Web11/03/15 Updated these MasterCard Chargeback Codes: 08, 12, 31, 34, 42, 53, 55, 59, 60, 70, 71. This definitive tour containing the chargeback reason codes after each of the four major card networks. 4808 Authorization-Related Chargeback. The most comprehensive guide to chargeback reason codes. 12 Example 12—Message Reason Code 4853—Cardholder Dispute. Chargeback reason code 4853 is used to designate “Cardholder Disputes,” or disputes involving transactions that a customer claims are incorrect in some way. 4853. We believe the challenge of running a business should be delivering great products or services, not managing payment risk. Cardholder dispute. Written to Chargeback Gurus. View the entire list or search for any chargeback reason code. Warning Bulletin. This chargeback is appropriate and valid when merchants don’t deliver goods or services by a contracted date, don. Resources. Master Card Chargeback Codes | Visa Chargeback Codes | Amex Chargeback Codes. The issuing bank rules that the merchant successfully refuted the chargeback, but chooses to file a second chargeback of pre-arbitration, due to new information from the cardholder, or because of a change to the chargeback code. Mastercard chargeback reason code 4840 falls under the “Fraud” category. This dispute life cycle continues if no consensus was reached by the issuing party (i. Some payment service providers like PayPal and Stripe have their own reason codes as well. The acquirer or merchant has 30 days to respond to a chargeback filed under reason code 12. Chargeback code. True fraud occasionally results in this chargeback when a fraudster takes over a customer account and places an order, but is unable to change the shipping. Merchandise that arrived damaged, defective, or otherwise unsuitable for use would be labeled with reason code 4853 by Mastercard. For example, Visa's dispute code 13. Description. The small business’ guide to credit card chargeback codes. Transaction A recurring: transaction was. Reason code: Explanation: 4853 - Cardholder Dispute: There are multiple explanations for this reason code:4853: Cancelled/Returned by Cardholder: Cardholder Dispute Defective/ Not as Described: 4854: Processing Error: Cardholder Dispute-Not Elsewhere Classified: 4855: Non-Receipt of Goods or Services:. The actual underlying cause of this chargeback may be true fraud, gracious fraud, or shopkeeper flaws. Chargeback Code Chargeback Reason; 10. (Reason Code 4850) > Arbitration Case Filing-For Chargebacks Initiated On or Before 16 April 2020 > Acquirer Reference Data (ARD) Does Not MatchStandards for Chargeback 4853 (Cardholder Dispute) Chapter 3—Dual Message System Chargebacks, Cardholder Dispute Chargeback Changed Indonesia’s participating date in the. Mastercard Reason codes fall under four categories. Global Operations Bulletin No. 4854. S. 54 MCC 4457—Boat Leases and Boat Rentals. The chargeback reason code is 13. 1: EMV Liability Shift Counterfeit Fraud: 10. Merchants who receive a chargeback for a transaction placed with a Mastercard card may encounter reason code 4853, which indicates a disputed transaction that the cardholder does not believe they should be responsible for paying. 4807 Warning Bulletin. Merchant refuses as the policy doesn’t accept returns after 30 days. 1 Card Recovery Bulletin or Exception File. Code 4855: Non-Receipt of Merchandise The new reason codes follow a format of two digits, a period, then a third digit. The most common causes of this chargeback reason code are when services are not provided, merchandise is not shipped, transaction is billed. When they do, you’ll be given an alphanumeric string of text that helps to identify the chargeback – called a chargeback reason code. Mastercard chargeback reason code 4853/Counterfeit Goods applies to disputes where a cardholder can verify that merchandise received was counterfeit. 5. As such, it is limited to merchants in the following merchant category codes (MCCs): MCC 5735 — Record Stores. A chargeback reason code is a two- or four-digit alphanumeric code issuing banks assign to disputes. Your chargeback response must include at least one of the following items: Explanation and documentation to refute the cardholder’s claim. The chargeback reason code is 13. 4 applies to eCommerce, whereas code 10. A card company’s chargeback rules determine whether: the cardholder’s bank (that is, the cardholder) has to pay for the disputed transaction or ; the cardholder’s bank can charge the amount back to the merchant’s bank so the cardholder’s bank (that is, the cardholder) isn’t liable. 4854: Cardholder disputed - not elsewhere classified (US cardholders only). Solution. 2. If repeated chargebacks happen, you can be placed on a monitoring program, leading to higher processing fees and termination of your account. Thanks for following the Chargeback Gurus blog. The actual underlying. 6. 4853 4860. 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. Can Reason Code 4859 Chargebacks Be Prevented? Reason Code 4859 was a favorite of friendly fraudsters, possibly because the claims are so easy to make. A credit card chargeback is when a bank returns money to you because a credit card charge was fraudulent or you bought something online that wasn’t delivered or was. 11. 4807 Warning Bulletin File. 246 5. 2 Compliance CasesChargebacks911 is the original chargeback management company with solutions to prevent chargebacks before they happen and fight chargebacks once they do. 4808 Cardholder-Activated Terminal (CAT) 3 Device. 8 about charges for loss, theft, or damage. . Chargebacks may happen for a variety of reasons: the most common are returns of goods, cancelled services, quality disputes or processing errors, and fraud. Merchants who receive a chargeback for a transaction placed with a Mastercard card may encounter reason code 4850, which indicates an improperly authorized transaction that the cardholder does not believe they should be responsible for paying. As these codes aren't advertised to the public, you'll. Card Brand. Note: Mastercard has discontinued the use of reason code 4859, merging it into code 4853. Chargebacks occur when a customer initiates a dispute with their card-issuing bank. The program focuses on small ticket and digital goods merchant fraud transactions. Legacy. For situations where reason code 4855 wanted apply, index have been instructed to use reason code 4853 page. Verify the reason code and condition code are populated in the dropdowns. 4846. (Reason Code 4850) > Arbitration Case Filing-For There are two common causes of code 10. Chargeback reason code 4853 is one of the numeric labels assigned by banks to each customer dispute, indicating the given reason for the claim. 6: Duplicate processing/Paid by other means. Reason Code 4853 - Counterfeit Goods. All reason codesStandards for Chargeback 4853 (Cardholder Dispute) Chapter 3—Dual Message System Chargebacks, Cardholder Dispute Chargeback Changed Indonesia’s participating date in the. 4853 – Cardholder Dispute – Goods or Services Not as Described or Defective . . eCommerce Travel Crypto Gaming SaaS Gambling Ticketing. 1. This reason code covers the following scenarios: Reason Code Description;The Late Presentment chargeback rights and language were moved from chargeback reason code 4834 (Point of Interaction Errors) to reason code 4808 (Authorization-Related Chargebacks). A few other common reason codes for Visa include late presentment; non-receipt of cash from ATM; invalid data; EMV liability shift non-counterfeit fraud; no authorization; canceled merchandise and fraud related to stolen cards on the card recovery bulletin. If the service performance or delivery date was specified and passed. ” In general, this means the cardholder was not happy with a purchase and blames the merchant. 3 – Not As Described or Defective Merchandise/Services; Mastercard Reason Code 4853 – Goods or Services. 246 5. ; Help Center Find answers to common questions about Midigator’s technology,. Visa Chargeback Reason code 53 is based on claims from card owners that the merchandise was defective, or not same as on the online. 4: Counterfeit Europay, Mastercard, or Visa (EMV) card: F30:Most Common Chargeback Reason Codes #3: Order Significantly Not as Described. Visa Chargeback Codes. The card issuer must wait at least 30 calendar days from the date the cardholder returned the merchandise, before charging back the transaction. 12 Example 12—Message Reason Code 4853—Cardholder Dispute. The sales receipt and/or date and amount of the authorization if other than the transaction date. This section contains a list of codes and messages that the system can return in the response message for a payment transaction. Each chargeback is disputed by a specific reason code. Chargeback Reason Encryption The Ultimate Guide; BIN Lookup Find a Card's Exhibition Bank; ROI Tool The Cost concerning Chargebacks; Resource Hubs. This code means the cardholder claims that the goods or services they received don't match the description provided by the merchant. 246 5. 2 chargebacks by providing proof that the cardholder didn't follow the merchant's cancellation policy or continued to the service after the date they say they canceled. View the entire list or search for any chargeback reason code. What motives code 4855 chargebacks? Is theory, merchants shouldn't receive chargebacks with reason encipher 4855 anymore. They shouldn't exceed 540 days from the transaction date. 3 - Incorrect Currency Code. Following the Mastercard dispute guidelines, consumer dispute chargebacks are filed under reason code 4853 - Cardholder Dispute. Visa’s process introduces four dispute categories and associated numerical labels (Fraud – 10, Authorization – 11, Processing Errors – 12, Consumer Disputes – 13) under which the renamed reason codes will be placed. Cardholder Dispute Chargeback - 4853 Sub-categories. 6. Only an issuer can initiate the chargeback process. Reason Code Description Time Limit; 4853: Cardholder Dispute: 120 days: 4855: Goods or Services Not Provided: 120 days: 4854: Cardholder Dispute -. The chargeback timeline can be based on one of three start dates. Card networks send these codes to merchants to indicate why a. The new reason codes follow a format of two digits, a period, then a third digit. Standards for Chargeback 4853 (Cardholder Dispute) Chapter 3—Dual Message System Chargebacks, Cardholder Dispute Chargeback Changed Indonesia’s participating date in the. 5. 12 Example 12—Message Reason Code 4853—Cardholder Dispute. Chargebacks Explained;Automated email notifications and alerts inform you when chargeback cases are above a particular dollar amount, reach certain points in the aging process or when additional information is required. 11, 16 November 2015, Elimination of Chargeback Message Reason Code 4802 Chapter 3—Dual Message System Chargebacks Overview, Chargeback Message Reason Codes, First Chargeback: MTI 1442 Removed all references to chargeback message reason code 4802—Requested/Required Information Illegible or Missing as announced in Global Security Bulletin No. It may be caused by cardholder disputes, errors made by businesses in the submission of their credit card transactions or non-authorized transactions. Partners. Reason Code. While the format of chargeback reason codes. . Chargebacks Explanations;. 4807 Warning Bulletin File. Partners. 6 | Mastercard Reason Code 4853. How can merchants fight code 12. The first two digits indicate what category the reason code falls under: 10 for Fraud, 11 for Authorization, 12 for Processing Errors, and 13 for Customer Disputes. Canadian Gateways using Chase Paymentech. ; Resources. Company. The shorthand description is “Fraudulent Processing of Transactions. Code RG chargebacks can result from a failure to deliver on the part of the merchant, a dissatisfied customer unable to get or unwilling to seek a refund, or a deliberate attempt at fraud by a customer who received their purchase. Here is an overview of how the general chargeback process works with most major processors (we’ll get into how Square does it down below) Step 1: A purchase occurs. MasterCard time limits vary depending on the applicable reason code. 246 5. - Counterfeit Goods. If new fees are incurred after the cancellation, communicate with the cardholder about how those charges should be handled. It could refer to. 3. 6. EN. Credit Posted as a Purchase chargebacks, for example, at. Description. Chargeback Reason Codes The Ultimate Guide; BIN Lookup Find a Card's Issuing Bank; ROI Tool The Cost of Chargebacks; Resource Hubs. 1. 4807 – Warning Bulletin File. Reason Code for the Chargeback that is provided by the Card Brand. 4853. You can learn more about each one by visiting the Mastercard Chargeback Guide. 4855. Visa chargeback reason code 53 falls under the “Consumer Disputes” category. Standards for Chargeback 4853 (Cardholder Dispute) Chapter 3—Dual Message System Chargebacks, Cardholder Dispute Chargeback Changed Indonesia’s participating date in the. In such circumstances, Mastercard may allow consumers to reverse a transaction by filing a chargeback. Midigator is a technology company dedicated to removing the complexity of payment disputes. Card Issuer. 4853 – Cardholder Dispute – Credit Not Processed . As causes code 4855 chargebacks? In theory, merchants shouldn't receive chargebacks with reason code 4855 anymore. The chargeback process that leads to representment looks like this: The cardholder files a dispute. With VCR regulations, the risk of breaching fraud-to-sales thresholds increases. Proof you adhered to Mastercard’s Transaction Processing Rules section 3. Solution Case Studies Partners Company Blog Resources Data & Compliance FAQ See It In Action. 246 5. 4812 Account Number Not On File. 13 Example 13—Message Reason Code 4863—Cardholder Does Not Recognize. Without this, the test dispute won't be created. Below are some examples of more common reason codes. Below are the top causes of chargebacks including the reason codes established by leading credit card companies: Customer Dissatisfaction: Cardholder did not receive the items/service purchased, the products/services were not as described and/or product (s) was damaged or otherwise defective. 5 chargebacks are preventable. 4808: Requested/Required Authorization Not Obtained. ), Moneris recognizes it canMastercard Reason Code 4853/No-Show involves insurance that a hotel (or other lodging) wrongfully charged a "no-show" fee to the cardholder's account. Proof you have already refunded the transaction and credited the cardholder’s account. The chargeback amount for Reason Code 53 and 4853 chargebacks is limited to the amount of the returned merchandise or canceled service and it may include shipping and handling fees. Chargeback or chargeback dispute: A claim against a transaction initiated by a customer with their bank, resulting in a forced payment reversal. Your chargeback response must include at least one of the following items: Proof the transaction was authorized and the valid card was not an EMV chip card. Here are a few steps merchants can take to mitigate the risk of this specific type of chargeback: Double-check numbers and totals before requesting authorization for a transaction. MasterCard offers longer response from merchants, with up to 45 days to respond. Cardholder Disputes. Under certain circumstances, Mastercard may allow consumers to reverse a payment card transaction by filing a. What is a chargeback. The code can be used in multiple specific situations; when necessary, an additional message will be provided along with the reason code to inform the merchant which particular type of chargeback. All 1. Chargeback reason code 4853 can be used to indicate disputes where the cardholder claims that unauthorized purchases were made from a digital account with a merchant. 12 Example 12—Message Reason Code 4853—Cardholder Dispute. This definitive guide comes that chargeback reason codes from jeder of of four majority card networks. For more information about chargebacks filed with this reasoning, please see reason code 4853, subcategory Goods or Services Not. (Reason Code 4850) > Arbitration Case Filing-For Overview, Chargeback Message Reason Codes, First Chargeback: MTI 1442 Removed all references to chargeback message reason code 4802—Requested/Required Information Illegible or Missing as announced in Global Security Bulletin No. com A reason code is an alphanumeric code selected from a predetermined list by the issuing bank to indicate the reason the cardholder gave for requesting a chargeback. This reason code may also be used for. eCommerce Travel Retail Digital. This can happen if the merchant's name or description is not easily recognizable, or if the transaction amount is significantly different than the expected amount. What causes code 4837 chargebacks? Code 4837 chargebacks are most often caused by either a fraudster making a purchase with stolen payment credentials or a cardholder failing to recognize a legitimate charge. eCommerce. The chargeback process was created to protect consumers. On the other hand, if the claim involves cancelled services or returned merchandise, the issuer must wait a minimum of 15 calendar days before initiating a dispute. It can also apply when the merchant processed a recurring billing charge after the issuer requested cancelation. 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. 2. Typically, a fraudster clones a credit card by using a skimmer device or by copying stolen credentials purchased on the dark web. The black shoes I bought online were delivered and they turned out to be. Valid Values: Visa. Consider using all the tools available to you—including Visa Secure, card security code (CVV2), and Address Verification Service (AVS). 8 about charges for loss, theft, or damage. Claim. Merchants who receive a chargeback for a transaction placed with a Mastercard card may encounter reason code 4855, which indicates a disputed transaction that the cardholder does not believe they should be responsible for paying.