HMRC warns against tax avoidance schemes — real stories, real debt

HMRC has updated its "Don't Get Caught Out" campaign with fresh case studies from workers who ended up with thousands of pounds in unexpected tax debt after being enrolled in avoidance schemes — often without fully understanding what they'd signed up for.

The stories include a nurse left feeling "genuinely betrayed" after discovering her umbrella company had been running an avoidance scheme for three months, and an IT contractor who now owes over £12,000 in tax plus interest after his umbrella company withheld fees and failed to pay HMRC.

What happened

In each case, workers were promised higher take-home pay through umbrella companies. The reality was different:

A critical care nurse chose an umbrella company offering 82% take-home pay. She ended up with nearly £7,500 in tax debt — and the umbrella company went into liquidation
An IT contractor found his umbrella company through a comparison website without checking properly. HMRC later found PAYE discrepancies, leaving him with £7,600 in unrecoverable fees and £12,000+ in outstanding tax

Warning signs to watch for

HMRC highlights these red flags:

Promises of significantly higher take-home pay than you'd expect
Multiple contracts or agreements to sign
Large fees deducted from your gross pay
Referral bonuses or incentive programmes
Salary split into multiple parts (often including "loans")
Complicated arrangements that are hard to explain

What to do

HMRC's advice is straightforward:

Stop — don't sign anything you don't fully understand
Challenge — ask questions if something feels off
Protect — report suspected schemes to HMRC

Even if someone else handles your tax, you are legally responsible for making sure the right amount is paid.

Information accurate as of 2026-04-03. Verify current details on GOV.UK.

Official Sources

Tax avoidance — don't get caught out — GOV.UK