The escalation sequence
First letters: reminders and payment demands. Interest accrues.
Formal demand: a stronger letter with a payment deadline and consequences of non-payment.
Field Force referral: HMRC's own enforcement agents visit the property.
Direct Recovery of Debts: money taken from bank accounts (for debts over £1,000).
Statutory demand and bankruptcy petition: for debts over £5,000 where other methods have failed.
Why ignoring is expensive
Interest accrues throughout. On a £5,000 debt at 7.5% interest, that is about £30 per month added.
Enforcement agent fees add hundreds of pounds. Bankruptcy petition adds legal costs.
A CCJ or bankruptcy record damages your credit for six years.
The value of early engagement
A Time to Pay agreement stops most escalation. Interest continues but penalties do not; enforcement stops.
For debts too large for TTP, an IVA proposal can often be accepted by HMRC.
For unaffordable debts, DRO or bankruptcy provides a route out — much cleaner than being pursued through court by HMRC.
The one thing that never works is ignoring HMRC. They do not go away and the debt does not disappear.