1. What Chargeback Policy Actually Covers
Chargeback policy refers to the procedural and substantive rules that card networks, banks, and processors use to handle disputes over credit and debit card transactions. These policies are anchored in federal regulations, most notably Regulation E (Electronic Funds Transfer Act) and the Fair Credit Billing Act. From a practitioner's perspective, the distinction between regulatory protections and network-imposed rules matters significantly because they create overlapping but sometimes conflicting obligations.
Consumers in New York are protected by Regulation E if the disputed transaction involves a debit card or electronic transfer. Cardholders have the right to dispute unauthorized charges within 60 days of the statement date. The burden then shifts to the financial institution to investigate and either credit the account or explain why the transaction was authorized. For credit cards, the Fair Credit Billing Act provides similar protections, though the timeline and process differ slightly.
Federal Framework and Network Rules
The federal rules set a floor; card networks like Visa and Mastercard layer their own chargeback policies on top. These network rules often provide broader protections or faster timelines than the statute requires. Merchants face liability under both the network rules and any acquiring bank agreements. In practice, these cases are rarely as clean as the statute suggests because merchants must comply with multiple overlapping standards simultaneously.
2. Consumer Rights and Dispute Timelines
Timing is everything in chargeback disputes. A consumer who waits too long loses statutory protections. Under Regulation E, the 60-day clock starts from the date the statement containing the disputed transaction is sent. Missing this deadline means the cardholder forfeits the right to dispute the charge through the chargeback process.
The 60-Day Window
Once a cardholder notifies their bank of a dispute, the financial institution must acknowledge receipt within one business day and complete its investigation within 10 business days (or 20 days in certain circumstances). During this period, the bank must credit the account provisionally if the claim appears valid. If the merchant fails to provide documentation proving the transaction was authorized and legitimate, the chargeback stands, and the merchant loses the funds.
New York Banking Division and State Enforcement
The New York Department of Financial Services (NYDFS) oversees state-chartered banks and enforces compliance with chargeback and dispute resolution rules. When a consumer files a complaint with NYDFS about a bank's failure to investigate a chargeback claim properly, the agency can compel the bank to reopen the investigation or impose penalties. This state-level oversight is significant because it creates a second avenue of recourse for consumers beyond the federal regulator (the Consumer Financial Protection Bureau), and it often results in faster remedies for New York residents.
3. Merchant Liability and Fraud Prevention
Merchants bear substantial chargeback risk, especially in high-risk industries. Card networks impose liability on merchants for unauthorized transactions, counterfeit cards, and certain types of fraud. Acquirers (the banks that process merchant payments) often pass this liability through to merchants via contractual terms. The risk is not theoretical; a single compromised payment system or a pattern of customer disputes can trigger fines, reserve requirements, or termination of the merchant account.
Chargeback Thresholds and Account Monitoring
Networks monitor merchant chargeback ratios. If a merchant exceeds a certain threshold of chargebacks relative to transaction volume, the acquiring bank may place the account on probation, require additional documentation, or terminate the relationship. Visa, for example, typically flags accounts with chargeback ratios above 1 percent. Merchants in New York who experience repeated chargebacks should consult counsel about their contractual obligations and potential liability.
4. Defending against Fraud Claims and Scams
Distinguishing between legitimate chargebacks and chargeback fraud is where disputes most frequently arise. A cardholder may claim unauthorized use when in fact they authorized the transaction but now regret it. A merchant may contest the claim by providing evidence of authorization, such as signed receipts, IP address logs, or delivery confirmation. Courts and arbitrators weigh the evidence to determine who bears the loss.
Related to this is the risk of chargeback scams, in which organized actors repeatedly dispute legitimate transactions to extract refunds. Merchants who document authorization thoroughly and maintain clear transaction records are better positioned to defend themselves.
Documentation and Proof of Authorization
Merchants must retain transaction records, signed receipts, shipping and delivery documentation, and communication logs. In online transactions, IP address data, device fingerprinting, and email confirmation may serve as proof of authorization. The card networks require merchants to maintain these records for a specified period (often several years) to defend chargebacks. Failure to produce documentation when challenged by the cardholder or the network typically results in the merchant losing the dispute and the funds.
| Dispute Type | Cardholder Timeline | Bank Investigation Period | Merchant Liability |
| Unauthorized transaction (Reg E) | 60 days from statement | 10–20 days | High if no documentation |
| Counterfeit card | Network-dependent | Varies by network | Depends on EMV compliance |
| Merchant error or service failure | Network-dependent | Varies by network | Merchant typically liable |
5. Strategic Considerations and Next Steps
If you are a merchant facing chargebacks, evaluate your payment system security, documentation practices, and acquiring bank agreement immediately. Identify which transactions are being disputed and why. If you are a consumer disputing a transaction, act within the 60-day window and provide your bank with detailed information about why you believe the charge is unauthorized.
The intersection of federal law, network rules, and state enforcement creates complexity. Whether you need to challenge a chargeback decision, defend your merchant account, or ensure compliance with evolving fraud prevention standards, the specific facts of your situation and your contractual relationships will determine the best approach. Early consultation with counsel familiar with both the regulatory framework and the practical realities of payment processing disputes can clarify your exposure and options before a costly dispute escalates.
06 Feb, 2026
