Short answer: a real debt collector has to give you set facts about the debt, called validation information, in its first contact or within five days after it. That includes who it is, who the creditor is, how much is owed and how to dispute it. A caller who will not give you this, who threatens arrest or who pushes you to pay before you can check, is a warning sign. Do not pay or share account details until you have checked the debt in writing. This is general information, not legal or financial advice.
What the CFPB says
The CFPB says a debt collector is, in general, “legally required to provide you with certain information about the debt during that initial communication or within five days of the initial communication”, and “If the debt collector doesn’t or can’t provide this information, it could be a scam.” It adds: “Never give sensitive financial information to the caller, at least not until you’ve confirmed they’re legitimate” (CFPB, last reviewed October 15, 2026, read October 30, 2026).
The validation information a real collector must give
Regulation F says a debt collector must give you the validation information either in a validation notice sent in the initial communication or within five days of it, or orally in the initial communication (12 CFR 1006.34(a)(1), eCFR, text up to date as of October 28, 2026, read October 30, 2026). The information includes (1006.34(c)):
- A statement that the collector is trying to collect a debt and that any information obtained will be used for that purpose (1006.18(e)).
- The collector’s name and the mailing address where it accepts disputes and requests for original-creditor information.
- Your name and mailing address.
- For a debt from a consumer financial product or service, the name of the creditor on the itemization date.
- The account number on the itemization date, if any, or a shortened version of it.
- The name of the creditor the debt is owed to now.
- The itemization date, the amount on that date, an itemization of interest, fees, payments and credits since then, and the current amount.
- The end date of the validation period, with statements about your right to dispute and to ask for the original creditor’s name and address by that date.
- For a debt from a consumer financial product or service, a statement that more information on debt collection protections is on the CFPB website at www.cfpb.gov/debt-collection.
Check these details against your own records. A notice for a creditor you never dealt with, an amount you cannot trace, or a missing mailing address for disputes is a reason to ask questions before you pay. For the full set of collector rules, see debt collector rights on a loan.
Claims a collector may not make
Regulation F says a debt collector “must not use any false, deceptive, or misleading representation or means in connection with the collection of any debt” (12 CFR 1006.18(a), eCFR, read October 30, 2026). Among other things, a collector must not:
- Falsely claim or imply that it is vouched for, bonded by or tied to a government, including by using a badge or uniform (1006.18(b)(1)(i)).
- Falsely claim or imply that anyone is an attorney or that a message is from an attorney (1006.18(b)(1)(iii)).
- Falsely claim or imply that you committed a crime, in order to disgrace you (1006.18(b)(1)(iv)).
- Falsely represent the amount or legal status of the debt (1006.18(b)(2)(i)).
- Say or imply that not paying will lead to arrest or imprisonment, or to seizure or garnishment of property or wages, unless the action is lawful and the collector or creditor intends to take it (1006.18(b)(3)).
- Use papers that look like they come from a court or government agency when they do not (1006.18(c)(3)).
- Use any name other than the true name of its business (1006.18(c)(4)).
After the first contact, each later message must say that it is from a debt collector (1006.18(e)(2)). These rules bind real collectors. A scammer will not follow them, so a message that breaks them is a strong reason to stop and check.
Red flags
- The caller will not give a mailing address, the creditor’s name or the amount owed.
- Threats of arrest or jail for not paying (see 1006.18(b)(3) above).
- Pressure to pay right away, before you get anything in writing.
- Requests for sensitive financial information, such as account numbers or logins, before you have checked that the collector is real.
- A debt you do not recognize, or one you already paid.
Scam calls and texts about loans share some of these signs; see fake loan texts and calls and advance-fee loan scams.
Dispute in writing within the validation period
If you dispute the debt in writing within the validation period, the collector “must cease collection of the debt, or any disputed portion of the debt”, until it sends you verification of the debt or a copy of a judgment (12 CFR 1006.38(d)(2), eCFR, read October 30, 2026). If you ask in writing within that period for the name and address of the original creditor, it must stop collecting until it sends them (1006.38(c)). Not disputing a debt “does not constitute a legal admission of liability” (1006.38(d)(1)).
The validation period starts when the collector gives you the validation information and ends 30 days after you receive it or are assumed to receive it. For that count, the collector may assume you receive it on any date at least five days after it is sent, not counting legal public holidays, Saturdays and Sundays (1006.34(b)(5)).
Date example, only for the math: if a notice is sent on Monday, November 2, 2026, five such days later is Monday, November 9, 2026, and 30 days after that is Wednesday, December 9, 2026. The end date printed on your own notice is the one to use.
The CFPB offers sample letters for disputing a debt and asking for more information, and says to keep copies of any letters you send (CFPB).
Steps to check a collector
- Ask for the collector’s name, mailing address and the validation information, and write down who called and when.
- Do not confirm your full Social Security number or account details to an unknown caller.
- Contact the original creditor using a number from your own statements, not one the caller gives you, and ask whether the debt was sent to a collector.
- Check your credit reports for the account. See check your credit report before a loan.
- If anything does not match, dispute in writing before the end of the validation period and keep copies.
- Report a scam or a collector that broke the rules. See how to file a loan complaint.
An old debt may be past the time limit for a lawsuit; see time-barred loan debt before you pay or agree to anything on it.
Questions to ask the caller
- What is your company’s name and mailing address?
- Who is the original creditor, and who owns the debt now?
- What is the itemization date, and how did you get from that amount to the current amount?
- When does my validation period end?
- Will you send all of this to me in writing?
Checklist
- Get the validation information before you pay anything.
- Match the creditor, account and amount to your own records.
- Treat threats of arrest and pressure to pay at once as warning signs.
- Dispute in writing within the validation period and keep copies.
- Contact the original creditor using details you find yourself.
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Sources
- CFPB: What should I do when a debt collector contacts me? (last reviewed October 15, 2026)
- eCFR: 12 CFR 1006.34, Notice for validation of debts (Regulation F), current text up to date as of October 28, 2026
- eCFR: 12 CFR 1006.18, False, deceptive, or misleading representations or means (Regulation F), current text up to date as of October 28, 2026
- eCFR: 12 CFR 1006.38, Disputes and requests for original-creditor information (Regulation F), current text up to date as of October 28, 2026
Disclosure: Modern Lending Solutions is not a lender, loan broker or agent for any lender or loan broker, and does not make credit decisions. Any compensation we receive is paid by participating lenders, only for advertising services. This guide is general information, not financial or legal advice.