HMRC & Companies House Late Penalty Estimator (2026/2027)
Calculate exact statutory penalties and interest for overdue annual accounts, Confirmation Statements, and CT600 Corporation Tax returns.
2 Months Late
3 Months Late
£5,000
Statutory Penalty Estimate
Companies House Late Accounts Fine:£375
HMRC CT600 Late Filing Fine:£100
HMRC Statutory Interest (7.5% p.a.):£92
Total Penalty & Interest Risk
£567
Real-Time Mathematical Audit
Live Step-by-Step Statutory Penalty Walkthrough
Line-by-line proof of statutory penalties & interest charges under UK Companies House & HMRC rules.
Step 1: Companies House Late Accounts Penalty£375 Fine
Overdue Period: 2 Month(s) Late
Doubled Surcharge (2nd Year Late): No
Companies House Fine: £375
Step 2: HMRC CT600 Late Filing Penalty£100 Fine
Overdue CT600 Period: 3 Month(s) Late
HMRC Late Fine: £100
Step 3: HMRC Statutory Late Interest (7.5%)7.5% Interest
Unpaid Tax Liability: £5,000
Statutory Interest Accrued: +£92
Step 4: Total Statutory ExposureTotal Risk
Total Penalty & Interest Risk: £567
Compulsory Strike-Off Status: Action Required
Companies House Late Filing Penalty Rates (2026/2027)
| Overdue Period | Standard Penalty (1st Year) | Penalty (2nd Consecutive Year) |
|---|---|---|
| Up to 1 Month Late | £150 | £300 |
| 1 to 3 Months Late | £375 | £750 |
| 3 to 6 Months Late | £750 | £1,500 |
| Over 6 Months Late | £1,500 | £3,000 |
Knowledge Base
Frequently Asked Questions (UK Late Penalties)
For private limited companies, Companies House statutory penalties for late accounts are: Up to 1 month late = £150, 1 to 3 months late = £375, 3 to 6 months late = £750, and over 6 months late = £1,500. Penalties double automatically if accounts are late two consecutive financial years.
ADVAQ UK Chartered Tax Advisory
Facing Overdue Accounts or Strike-Off Warnings?
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