. NEW. 6: Technical. Chargebacks Explained;. txt) or read book online for free. Reason code 83 represents a chargeback categorized as. Note: Fraud is generally the most common chargeback dispute reason. France saw a drop of roughly 50% during the same period. 4 Fraud – Card-Absent Environment. R13 No Reply. 11, 16. instead of chargeback reason codes 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. eco_warrior Posts: 563 Forumite. eco_warrior Posts: 563 Forumite. A reason code is an alphanumeric string of text an issuing bank attaches to a chargeback dispute to explain its cause. “Visa has 28 different reason codes. Reason code:. FR6 Partial Immediate Chargeback Program. . 7. It indicates that the merchant has not properly deposited the transaction amount within the card network’s acceptable time frame and a chargeback will be issued as a result. ”. However, the disputes themselves are still categorized by the issuing bank based on the card network issuing the card. Here’s a comprehensive list of Mastercard chargeback reason codes that you might see on your screen: 4807: Warning Bulletin File. 11, 16. Request for Information. If you want a more thorough explanation of a given reason code, you can find it in our reason code lookup tool. You can check on the status of your dispute by following these steps: Login to your Chime mobile app. F02. MasterCard Chargeback Reason Codes MasterCard uses four main categories to organize its reason codes: Authorization, Card Member Disputes, Fraud, and Processing Errors. Step #2 | Report the Scam to PayPal. In the distribution industry,. Other reason codes address entirely understandable reasons for cutting a merchant off from their credit card processor, like participating in money-laundering schemes, colluding with other merchants to fix prices or. Visa Chargeback Reason Codes; MasterCard. The most comprehensive guide to chargeback reason codes. Description of Change Where to Look • Require cardholder letter, email or Expedited Dispute Form in first chargebacks for Cardholder Disputes reason codes involving 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. 11, 16 November 2015, Elimination. The network hasn't wholly disallowed some old codes. Visa chargeback reason code 75 is filed as an honest mistake. . Find your dispute ticket by choosing between the “Open” and “Closed” tabs. Using the same link provided above, contact PayPal to report the scam. 4854 Cardholder Dispute—Not Elsewhere Classified (U. 3 falls under the “Consumer Disputes” category. Vendors that do not. 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. 3. Visa, MasterCard, and American Express all list compelling evidence by reason code. 0 rule changes take effect April 15,. The tickets were held at the box office, and no signature, swipe or imprint. All chargebacks start with a customer making a purchase in person, in an app, or online. 3 may be able to represent the transaction and reverse the chargeback with the right compelling evidence. Improve chargeback-resolution time. . Issued the credit but did not deposit it with its processing bank in time for it to appear on the cardholder’s next statement. Improper Use of Message Reason Code 4999. Description of Change Where to Look Incorporated the changes announced in “AN 1677—Revised Standards—Questionable Merchant Activity Chargebacks” that included Clearing. 0: Updated report version from 1. RR - Retrieval Request MID - Merchant Identification number PA - Pre-arbitrations NOTE: PayPal often cites reason codes from cardWith an eCommerce transaction, 3-D Secure technology works like an online PIN code. Timeframe: Under card network rules, a cardholder has up to 120 calendar days from the settlement date to initiate a chargeback (depending on the chargeback reason code). 15, 2021. Reason Code North-America: Canada and United States of America; Reason Code: All other countries; Fraud. . Let’s say you got a Visa chargeback with reason code 13. . The chargeback will remain and your account will not be credited. 5600–5699. Description of Change Where to Look Incorporated the changes annoAdded the following fields - Store ID, Credit Card Chargeback Reason Code. 6, "Chargeback Reasons" Added requirements for each Chargeback Reason code. Do you want to know how to handle chargebacks as a merchant? Download the Mastercard Chargeback Guide - Merchant Edition, a comprehensive resource that explains the chargeback process, the reasons, the time frames, and the best practices to prevent and dispute chargebacks. . Thanks for following the Chargeback Gurus blog. From there, a merchant can accept the chargeback or take action through the representment process to attempt to have the chargeback reversed. . People request chargebacks for all kinds of reasons—some sinister (like friendly fraud), some because the item they bought never arrived. A chargeback happens when a customer requests for a transaction to be reversed. 4999: Domestic Chargeback Dispute. For best results, your chargeback win rate should be as close to 100% as possible. There are multiple situations in which this can occur. Chargeback reason code. 4853 – Cardholder Dispute – Goods or Services Not as Described or Defective. What is the chargeback reason code? The reason code is an alphanumeric 2 to 4-digit code provided by the issuing bank that identifies the reason for the dispute. Some crucial examples of specific documents used as compelling evidence are as follows: Delivery confirmation of the order; Conversations with the customer; Verification codes (AVS, Authorization, Card Security Code, 3D Secure 2. 4853 Cardholder Dispute. instead of chargeback reason codes 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. 2. Some 90% of merchants said “cardholder abuse of the chargeback process” was a leading concern for their business. Sobald wir eine Chargeback-Meldung erhalten, leiten wir diese unmittelbar an Sie weiter. T01: We have provided proof that the ticket(s) were. Visa chargebacks can be a major inconvenience for merchants. 5700–7299. Cardholder-Activated Terminal (CAT) 3 Device. English Deutsch Français Español Português Italiano Român Nederlands Latina Dansk Svenska Norsk Magyar Bahasa Indonesia Türkçe Suomi Latvian Lithuanian česk. Click on “report a problem” and select the transaction in question. Chargeback time frames - A specific period during which a chargeback can be raised. Date Option. A chargeback is the reversal of a sale transaction that arises from a processing technicality, a customer dispute or fraudulent activity. Description of Change Where to Look • Require cardholder letter, email or Expedited Dispute Form in first chargebacks for Cardholder Disputes reason codes involving Description of Change Where to Look • Require cardholder letter, email or Expedited Dispute Form in first chargebacks for Cardholder Disputes reason codes involving instead of chargeback reason codes 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. Unlike other. 6. But research by Javelin found that merchants dispute 43% of all chargebacks and succeed at 60% of those disputes. chargeback_settlement: The gross shows negative if the chargeback was resolved in the buyer's favor, and the funds return to the buyer. 2. 5%. Either the acquiring or issuing bank could initiate the. Auto Write Off. Doc Preview. The chargeback process can last from one month to six months. Otherwise, the acquiring bank sends a chargeback notification. Each of the major card brands, including Visa, Mastercard, and others, have their own system of reason codes. Spot these types of chargebacks using the below reason codes. non_receipt: The buyer claims they didn't get the goods or services. BIO 101. 4846 — Incorrect Currency Code. It is subject to change and may not include every currently known dispute reason code. This chargeback reason code is also referred to as “Point-of-Interaction” Errors. Most reason codes apply to any merchant, regardless of what’s being sold. Specify the invoice date and net due date to assign to chargebacks. • Section 4: Chargeback Reason Codes—Contains detailed information on the reason codes for the most common types of chargebacks that merchants receive. You must tailor your representment case — including the compelling evidence — to the reason code under. Under the legacy Visa Chargeback system, there are 22 chargeback reason codes (And remember, this is just for Visa. There are also specific return time frames, which can differ. What is Visa chargeback reason code 13. 6). Choose the representment amount. Here’s how your store can prevent and deal with chargebacks. These symbols stand for reasons why a financial institution may file a credit card chargeback from their client’s name. Chargeback Reason Codes. F02. The main chargeback reasons look like this: Malicious fraud. Reason codes are created by the major. Cardholder Disputes. 4853 – Cardholder Dispute – Credit Posted as a Purchase. Maestro. An Issuer must credit its Cardholder's account for the amount in dispute, whether or not a Chargeback was initiated, if the dispute involves an Electronic Commerce Transaction and the conditions are met for any of the following Chargebacks: - Reason Code 30, "Services Not Provided or Merchandise Not Received". The other two chargeback reasons can be traced to very obvious causes — criminal activity and merchant mistakes. Visa Chargeback Reason Codes. MasterCard: Reason Code 4859 Services not rendered. Chargeback reason codes have changed. Bhimrao Ambedkar Mahavidyalaya. It’s even more frustrating if you don’t understand what the chargeback code means. A chargeback happens when a customer requests for a transaction to be reversed. The ECI value tells you what to do next in a 3DS transaction — proceed, reject the purchase, or try again. instead of chargeback reason codes 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. Description of Change Where to Look • Require cardholder letter, email or Expedited Dispute Form in first chargebacks for Cardholder Disputes reason codes involving 10. This guide covers the chargeback cycle, the roles and responsibilities of the parties involved, and the specific chargeback codes and time frames for each card program. 1. . Upon<br />Visa chargeback reason codes. Description of Change Where to Look Incorporated the changes announced in “AN 1677—Revised Standards—Questionable Merchant Activity Chargebacks” that includedDescription of Change Where to Look • Require cardholder letter, email or Expedited Dispute Form in first chargebacks for Cardholder Disputes reason codes involvingVisa Chargeback Reason Codes. Description of Change Where to Look Incorporated the changes annoBecause of this, banks, merchants, and card networks often classify chargebacks into three distinct categories to determine how they should be approached. Text of Chargeback Guide. Also, remember that the time frame for your response includes any processing required by the acquirer. Time limits vary by card network and reason code, though, so you should look into the specific terms tied to the reason code. 1 A reason code or a chargeback reason code is a string of symbols (numbers and letters). The codes for each card brand are listed below along with the recommended documentation to provide. All cardholder data must be encrypted, truncated, or tokenized; account numbers can only be partially displayed. 5 Visa Fraud Monitoring Program. Cause The merchant. View full document. On that note, below are some vendor missteps that could result in Visa reason code 13. Chargebacks—Maestro POS Transactions—added information to the section, Proper Use of Intra-European Message Reason Code 4808, about the ONE reason code is an alphanumeric code selected from a fixed list by the issuing bank to indicate the reason of cardholder gave for requesting a chargeback. It covers. 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. Statistics from Juniper Research estimate that online sellers will have lost $130 billion to online fraud between 2018 and 2023. Select a tab to see the possible. Visa has recently announced changes to its chargeback rules. Authorisation. Summary of Changes, 10 May 2016. Reason Code 81: Fraud. Reason code:. Valid Values/Format: 22 - First Chargeback Handling Fee. Arbitration Chargeback Message Reason Code Removed first bullet in Supporting Documents section Arbitration Chargeback. GraphQL Docs & Tools. Visa. . Description of Change Where to Look Corrected the calendar days for the AuTo help merchants understand the underlying issue of each chargeback, American Express has created specific chargeback reason codes to help business owners interpret chargebacks. Also, just like American Express, Discover functions as both a card network and an. ” Currently, merchants can already prevent many 10. Double-check calculations and transactions before finalizing them. Contactless payment fraud refers to any attempt to make unauthorized purchases using information obtained by hijacking a near-field communication (NFC) -enabled transaction. Contactless Payment Fraud. Sent them an email saying that you would like to request a chargeback for the duplicate transaction; quoting MasterCard Chargeback Reason Code 4999. Step 2: Customer initiates the chargeback. M10 Vehicle Rental – Capital Damages. Mastercard chargeback reason code 4999 falls under the “Point-of-Interaction Error” category. What is a chargeback time limit? The chargeback response. Immediately reverse erroneous or duplicate transactions or issue credits to cancel it. Administrative returns (R02, R03, R04): 3%. What Are the Time Limits for Mastercard Chargeback Arbitration? Starting from the date the chargeback representment was filed, issuing banks have 45 calendar days to file a pre-arbitration. 16 Chargeback Reason Code 71 – Declined Authorization. 195 Acquirer Use of Message Reason Code 7627-Face-to-Face or CAT Level 2 Transac tion. It is associated with a chargeback reason code, and it is specific per Card Scheme. 08. Common Point of Purchase: Data stolen from a merchant’s system is used to make fraudulent transactions. Mastercard Chargeback Guide is a comprehensive document that explains the rules and procedures for resolving disputes between cardholders, merchants and issuers. Description of Change Where to Look Incorporated the changes announced in “AN 1677—Revised Standards—Questionable Merchant Activity Chargebacks” that includedClearing. Chargeback reason American Express reason code Discover reason code Mastercard reason code Visa reason code; Cancelled subscription: C28: NF: 4841: 13. Each code refers to one of the specific rationales that card networks consider legitimate reasons for a customer dispute. This extra step can be frustrating for Card Members and lead to lost sales. 3 is an updated version of legacy Visa reason code 72, which was phased out under the Visa Claims Resolution initiative. 190 Acquirer Use of Message Reason Code 7627-No MAC Provided. UA01 Fraud – Card Present Transaction. 2, below. Fight; Prevent;. Pages 100+ Identified Q&As 7. Protect stored cardholder data. Field name: reasonCode. Transaction not authorised – the Card Issuing Company is stating that an authorisation code was required for the transaction, but it was not obtained. As part of its move to support card-not-present merchants and airlines, Visa made changes to the compelling evidence requirements for four key reason codes: Reason Code 30: Services Not Provided or Merchandise Not Received. Did not issue a credit, because it does not accept returns, but did not properly disclose its return policy. processed the transaction correctly. But cardholders and merchants have different time limits. Reason codes vary by card brand. A Product Not Delivered chargeback means the customer believes they did not receive the goods or services they purchased. During this process, the representative of the institution examines the reasons’ list. Below is a list of Mastercard chargeback codes used in eCommerce. Discover Chargeback Reason Codes Explained. MASTERCARD. Once you receive this notification, you have 11 days to submit a response. 7. The chargeback reason codes were created to standardize the list of acceptable reasons a bank may submit a card chargeback or a direct debit chargeback on behalf of its customer. One catch is that CE3. . Listed as American Express reason code 193, Visa reason code 83, MasterCard reason code 4863, and Discover reason code 6040, customers file fraudulent chargebacks when they believe fraud has occurred. . “It’s a lot tougher with Mastercard because they only use four main codes. Level 3/Phase 3: Second presentment, second chargeback, or pre-arbitration. Network Processing ® © instead of chargeback reason codes 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. American Express . 63 Failed Travel Merchant-Intra-EEA and Domestic EuropeanChargeback Reason Codes. . 195 Acquirer Use of Message Reason Code 7627-No MAC Provided. Train the staff on how to handle credit, debits, and reversal. 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. 11, 16. Any time. 4 spec (Section 8. 6 Processing Transactions 7 Processing Transactions Swiping a Card Before swiping, make sure the stripe is facing the reader. Because it’s so easy for customers to initiate a chargeback, retailers are bound to experience a request at. 0: Changed report name from Downloadable Dispute Report to Case Report. WEX began issuing chip cards in Q4, 2020. FR6. 9/7/2022. Overall returns (all codes): 15%. . Card issuers and card networks deem certain chargeback codes to be nearly indisputable by merchants, and as a result, a merchant can be charged a fee of up to $500 by card networks for submitting a dispute of such chargebacks. Description of Change Where to Look Incorporated the changes annoWhile the updates have been published, they do not go into effect until Oct. What follows is a quick reference guide for all the current reason codes for each of the four major credit card networks: Visa, Mastercard, American Express, and Discover. A chargeback reason code may display a chargeback related to fraud, processing errors, consumer disputes, or a variety of other reasons. 2. . Try Shopify free for 3 days, no credit card required. Section5. 4% of all transactions worldwide are made with EMV chip cards, which has led to a precipitous drop in card-present fraud. 11, 16 November 2015, Elimination. Then it chooses the most applicable code for a. Immediate chargeback program. If the conflict can be settled, the acquiring and issuing banks do so. 3 is the less common version for card-present transactions. Visa categorizes these types of disputes as “first-party misuse” under their reason code 10. Mastercard Chargeback Reason Code 70: Chip Liability Shift. 10. Do not rely on. The number of in-person fraud attacks attempted in the UK has dropped by 69% since 2004. Description of Change Where to Look Incorporated the changes announced in “AN 1677—Revised Standards—Questionable Merchant Activity Chargebacks” that includedEvery chargeback is filed with a reason code that identifies the given reason for the dispute. These codes explain the reason why the chargeback was filed, and the reason the chargeback was approved. \. While there are reason codes related to processing errors that cause disputes, the majority of reason codes result from a cardholder disputing a charge. (11) Authorisation:The Visa Digital Goods Merchant Fraud Monitoring Program is effective as of April 1, 2023. Reason Codes Category 4: Processing Errors. While the format of chargeback reason codes varies. Always swipe the card once in the direction of the arrow shown on the reader. 4: Other Fraud – Card-Absent Environment. September 2011: 5. Reason codes are very crucial to assist. 26% - the number of chargebacks that result from undelivered orders. 0. This ranges anywhere from roughly 60 to 90 days after purchase. The shorthand description is “Incorrect Account. These codes are broken down into five different category. Chargebacks were introduced as a form of consumer protection against. For this reason, you must document all debit and credit card transactions and adhere to the strict rules set by the card networks. Include any terms relevant to the transaction, including return, cancellation and. Others require banks to wait for a certain period before they can issue a chargeback. Unfortunately, it is pretty challenging to prevent friendly fraud. Across open networks and include account numbers sent over email, instant messaging, text, or chat. 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. Specifically, it has introduced a Compelling Evidence requirement for disputes falling under the Visa CE/30 chargeback reason code. Level 4/Phase 4: Arbitration. \. Mastercard chargeback reason code 4999 falls under the “Point-of-Interaction Error” category. Most chargebacks occur due to merchant error, true fraud and friendly fraud. A chargeback reason code is a 2-to-4-digit alphanumeric code chosen by the issuing bank from a predetermined list to reveal the reason the cardholder gave for requesting a chargeback. Effective for Transactions completed on or after 15 April 2016, A Transaction for which Authorization was obtained after a Decline Response was received for the same purchase. Additionally, one clearing transaction. Chargeback-Verfahren. All ACH return reason codes consist of the letter “R” followed by two numbers (R01, R12, R22, etc. Responding to Mastercard Reason Code 4853 Chargebacks. Time limit - 120 days for ISSUER/CARDHOLDER and 30 days for ACQUIRER/MERCHANT. Code 4807: Fraudulent Card-Present Transaction. Depending on the reason code, chargeback disputes may have different time limits. Knowing these codes can help you dispute chargebacks more effectively. Deleted Failure to Compare Signature table Compliance Case Filing, Time Frames andIssuer Use of Message Reason Code 7622. Contactless payment fraud can refer to any attempt to gain cardholder account. There are a variety of issues that can serve as the root causes of a chargeback, ranging from fraud to improper card processing to dissatisfaction with the quality of the goods or services provided. 2: Fraud (10) EMV Liability Shift Non-Counterfeit Fraud: 10. The chargeback transfers funds from the acquirer to the issuer. There are four primary phases to a Visa dispute: After Visa adopted VCR processes, most card networks altered their dispute cycles to be more in line with that used by Visa. Total views 100+ Dr. . . These codes fit into four categories: (10) Fraud: For transactions where no EMV chip was used, stolen payment card credentials were used or transactions were flagged by the Visa Fraud Program. However, they don’t address the reason why that chargeback was issued in the first place. Which definitely guide includes the chargeback motive. Chargeback reason codes will usually provide specific information about what kind of evidence is needed to get the chargeback reversed. Sent them an email saying that you would like to request a chargeback for the duplicate transaction; quoting MasterCard Chargeback Reason Code 4999. 16, 2021. 3: Goods or services were not received: C08: RG: 4855: 13. Here are some numbers on chargeback reason codes: 30% - the number of chargebacks that result from transactions made with a stolen card. e. Change of Chargeback Reason to an Authorization-related Chargeback Replace ‘Change of Reason within the Cardholder Dispute Chargeback’ with this section. Of course, some of these inquiries will still inevitably progress to the chargeback phase. This will be referenced in the chargeback notice you received. These are only a handful of common Visa chargeback reason codes. The most comprehensive guide to chargeback reason codes. The chargeback system was designed as a last resort; only to be used in specific situations. Otherwise, the bank may reject the transaction. Watch on. chargeback_settlement: The gross shows negative if the chargeback was resolved in the buyer's favor, and the funds return to the buyer. instead of chargeback reason codes 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. There are dozens of reasons why cardholders and issuers dispute transactions. 4999 - Domestic Chargeback Dispute (Europe region only) The issuer may use this reason code when a dispute is possible under domestic rules, but doesn’t meet another chargeback categorisation. This document reflects changes made since the 28 April 2016 publication. Across the four major credit card networks (i. prenotification of chargeback, depending on the chargeback reason code, to the agency requesting additional documentation to properly dispute and remedy the chargeback. 196 Chargeback Reason Codes, Chip Liability Shift Chargebacks—Mastercard Europe ATM Transactions (Mastercard, Maestro, and. . . Summary of Changes, 13 December 2018 The following are changes with the most recent publication of this document. Merchants can find a. Excessive Chargebacks: The merchant exceeded established chargeback thresholds. Depending on the reason code, supporting documentation may include: Copies of the order confirmation, invoice, or receipt; Proof of. Duplicate Processing - 81compliance process depending on whether a chargeback right exists. ” This reason code is used when the cardholder claims that a transaction charged to their account was actually supposed to be a credit. Updated the following columns - card type, response due date. 5000–5599. 11, 16 November 2015, Elimination. 11, 16. Chargeback reason code 11. EN. 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. Depending on the specific situation, Mastercard will match authorization response to one of the following merchant advice codes: Mastercard Response Code. EMV has been a mostly global standard since 2004. American Express is incentivized to keep their customers happy. For educational purposes, here is an overview of the general chargeback process with most major processors: Step 1: A purchase occurs – All chargebacks start with a customer making a purchase, either in-person, in-app or online. New Visa CE 3. 11, 16 November 2015, Elimination. As we touched on earlier, chargebacks can happen due to technical errors. For more information on these and other updates, check out our complete chargeback reason. Consult the applicable network’s guidelines for examples of acceptable compelling evidence. Reason codes are important to help merchants address recurring. The claim often, but not always, involves automated teller machines (ATMs). 4999: Domestic Chargeback Dispute (Europe region only) The issuer can supply this message for a domestic chargeback that doesn't meet another chargeback. 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. Discover. 4808: This code can refer to: Account Number Not on File. UA06 Fraud – Chip and PIN Transaction. Thus, the easiest way to prevent chargeback reason code 75 from being. . It’s typical to see fraud chargebacks roll in 2-3 months after the initial charges took place. Complete Guide to Visa Compelling Evidence Update CE 3. 4999 – Domestic Chargeback Dispute (Europe Region Only) Discover – Processing Errors: IN –. . 10/21/14 Updated Chargeback Time Frames: Added Reason Code 05; Addendum Reason Code PM; Changed TF time frame from 120 days to 540 days. The following chargeback reason codes are related to EMV: Visa: 10. Discover uses unique codes to explain those reasons to merchants.