How does a government impersonation scam work?
Government impersonation scams use fear of arrest, deportation, or legal action to pressure victims into making immediate payments to fake officials via untraceable methods.
Last reviewed: 10 June 2026
Explanation
Contact usually arrives by phone, though email, text, and even official-looking posted letters are also used. The caller claims to be from a tax authority, immigration service, social security administration, or law enforcement. They state that the victim has an outstanding debt, has committed an offence, or that their social security number has been compromised and linked to criminal activity.
The fear response is the mechanism. The caller uses official-sounding language, badge numbers, case file references, and sometimes real addresses or names obtained from public records. Victims are told arrest warrants have been issued and can only be resolved by immediate payment — by wire transfer, cryptocurrency ATM, or gift card. In some variants the victim is told to purchase gift cards and read the codes aloud while still on the call.
Some calls include a 'supervisor' transfer to add a second authoritative voice. Others instruct victims not to tell family or risk making their legal situation worse. In phone-spoofing variants the caller ID displays the actual number of the IRS, HMRC, or police department. This makes the call appear legitimate to anyone who checks.
Real government agencies never demand immediate payment by gift card, wire transfer, or cryptocurrency. They do not threaten immediate arrest for unpaid debts by phone, and they always allow time to consult a representative or seek legal advice.
Common red flags
- A government agency contacts you demanding immediate payment to avoid arrest or deportation
- Payment is requested by gift card, cryptocurrency, or wire transfer
- You are told not to hang up or inform family members
- The caller provides a badge number and case reference but cannot provide a call-back number
- Caller ID shows a real government agency number — this can be spoofed
- The urgency means there is 'no time' to verify through official channels
What to do now
- Hang up and verify through the official agency website or a publicly listed phone number
- Do not return a call to a number given by the caller — find the official number independently
- Real tax debts and legal proceedings always allow time for verification and legal representation
- Report the call to your national consumer protection agency and the impersonated agency's fraud hotline
- If you already paid, report to your bank and national fraud authority immediately
- Share the experience with older relatives who may be targeted
Frequently asked questions
Can a scammer really make their call show the IRS or HMRC number?
Yes. Caller ID spoofing is inexpensive and widely used by scammers. The displayed number has no bearing on who is actually calling.
Does the IRS ever call to demand payment?
The IRS sends written notices before calling. It never demands immediate payment by gift card, wire, or cryptocurrency and never threatens immediate arrest over the phone for a tax matter.
What if the caller knows my address and last four SSN digits?
This information is available in many data breaches and is not proof the caller is official. Real officials will direct you to written correspondence and allow you to verify independently.