Nine sectors register with HMRC for money laundering supervision, accountants without a professional body and estate agents among them. £300 to apply, £400 a year per premises since December 2025, and crypto firms go to the FCA instead.
The PA302 collects tax on state pension, bank interest and PAYE shortfalls without a return, and over 1.3 million went out for 2023 to 2024. The 60 day window to query it, the payment deadlines, and the errors worth checking for.
HMRC has held exchange customer records since 2020, bought blockchain tracing software the same year, and receives every UK platform’s customer data from 2026. What it can see, what it cannot, and what a cold wallet changes.
Four years for a mistake, six for carelessness, twelve for offshore matters and twenty where the loss was deliberate or you never told HMRC at all. Where each limit comes from in the Taxes Management Act, and how crypto fits.
HMRC posted 81,172 crypto nudge letters in 2025-26, triple the volume of two years ago, while only 17,600 people reported gains. What changes in May 2027.
HMRC data shows 17,600 people reported crypto gains in 2024-25 while the FCA counts 4.5 million UK holders. What the gap means and what happens in May.
The tax year runs 6 April to 5 April, and everything else follows from it. Registration by 5 October, paper by 31 October, online and payment by 31 January.
Savings interest letters, tax code changes, scam waves and crypto nudge letters. Which of the warnings in your feed are genuine HMRC activity and which are recycled noise.
P800 letters go out between June and March, Self Assessment refunds come through the return, and every text message about a rebate is fake. The real routes, in order.
Explainerone question answered What ETMP means on your HMRC account Fahad ZarCrypto tax accountant, licensed and regulated by the AAT. MSc Accounting and Finance, BPP University London. Six years reconciling wallet and exchange histories for UK filings. Published 22 August 2026· Reviewed against gov.uk 25 August 2026· 4 min read·HMRC and compliance ETMP stands for…