The short answer: a provisional credit is temporary money, not a final refund — and a reversal does not necessarily mean you did anything wrong. It means the bank finished its investigation and decided, on the evidence it had, that no error occurred (debit) or that the merchant's case prevailed (credit). What matters now is whether the bank followed the rules for reversing it — especially the written notice Regulation E requires for debit disputes — and whether new evidence can reopen the case.
When a bank cannot finish an investigation quickly, it may put the disputed amount back in your account provisionally while it works. For debit disputes, Regulation E generally requires this if the investigation runs past 10 business days (20 for new accounts). For credit-card disputes, the Fair Credit Billing Act does not require provisional credit at all — many issuers give it as a courtesy, but it is not a statutory right. In both cases, the credit is explicitly temporary: if the investigation ends against you, the bank takes it back.
Under Regulation E (12 CFR § 1005.11), the investigation runs up to 45 days (90 days for new accounts, point-of-sale, or foreign transactions). If the bank concludes no error occurred, it must:
If your bank reversed a debit provisional credit without advance notice of the date and amount, or without a written explanation, that is a procedural failure worth raising — in your reply to the bank and, if needed, in a CFPB complaint. Also check the timing: a reversal before the investigation window closed, or a reversal that ignores evidence you sent, are both challengeable.
One common trap: if the bank asked you for written confirmation of an oral error notice and you did not provide it within 10 business days, it may decline provisional credit in the first place. If you reported orally, always follow up in writing immediately (see our calling-vs-writing guide).
For credit cards, the FCBA requires the issuer to acknowledge a written billing-error notice within 30 days and resolve it within two billing cycles (no more than 90 days), and it may not collect the disputed amount or report it as delinquent while the investigation runs. But a courtesy credit can be reversed without the Regulation E notice procedure — the protection that matters for credit disputes is the investigation duty and the written explanation, not a provisional-credit rule. If a credit-card provisional credit is reversed, ask for the same two things: the merchant evidence relied on, and the written explanation.
Yes — that is what 'provisional' means. If the investigation concludes no error occurred (debit) or the merchant's case prevails (credit), the bank reverses it. For debit disputes, Regulation E requires advance notice of the reversal's date and amount plus a written explanation.
For a debit dispute, generally no: Regulation E requires the bank to notify you of the date and amount before debiting it back, and to explain its findings in writing. Raise the missing notice in your reply and in any CFPB complaint.
No. It means the bank decided, on the evidence it had, that no error occurred or the merchant prevailed. It is a decision about the evidence file, and new evidence can change it.
Do not file a duplicate dispute for the same transaction — it can be treated as abuse. Instead, reply with new material asking the bank to reopen, or escalate through a CFPB complaint or the court routes.
Sources (checked October 26, 2026): Regulation E, 12 CFR § 1005.11 (error resolution: 10/20-business-day provisional credit trigger, 45/90-day investigation, written findings, advance notice of reversal date and amount) and § 1005.6 (liability tiers); Fair Credit Billing Act, 15 U.S.C. § 1666 (30-day acknowledgment, two-billing-cycle/90-day resolution, no collection or delinquency reporting of the disputed amount during investigation).
This guide is general information only — not legal or financial advice. Last updated: October 26, 2026.