- Companies
- Civil engineering
- Norwich
- DDD Civils Ltd
DDD Civils Ltd
- Company number
- 15466017
- Incorporated
- 4 Feb 20242 years trading
- Registered office
- 5 Arnold Miller Road, Norwich, NR1 2JD
- Nature of business
- Construction of other civil engineering projects n.e.c.
DDD Civils Ltd is a 2-year-old private limited company registered in Norwich, company number 15466017, one of 105 civil engineering contractors in Norwich. Its next accounts are due at Companies House on 30 November 2026, and the CT600 for the period to 28 February 2026 is due at HMRC on 28 February 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 28 February 2025, as filed at Companies House.
Where DDD Civils Ltd is registered
The registered office is in Norwich (NR1), in the Norwich local authority area, East of England. Show NR1 2JD on a map.
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What happens if DDD Civils Ltd files late
Companies House charges an automatic penalty the day after the deadline, and it rises the longer the accounts are late. These are the dates for this company's accounts due on 30 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2026 to 31 Dec 2026 | £150 |
| 1 to 3 months late | 1 Jan 2027 to 28 Feb 2027 | £375 |
| 3 to 6 months late | 1 Mar 2027 to 31 May 2027 | £750 |
| More than 6 months late | From 1 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 2028 | another 10% of any unpaid tax |
For returns filed on or after 1 April 2026. Late three times in a row and the £200 penalties become £1,000 each.
Company details
As held on the Companies House register.
- Company number
- 15466017
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 4 February 2024 (2 years ago)
- Registered office
- 5 Arnold Miller Road, Norwich, NR1 2JD
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 29 February (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 3 February 2026
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies in Norwich
Other active civil engineering contractors registered in Norwich.
- DR Builders Limited2002
- Duct Wizards Ltd2021
- Dunnella Limited1987
- Ege Holdings Ltd2026
- Electrico Infrastructure Limited2023
- Euston Taylor Limited2015
- Exall Building Company Limited1991
- Frontline Surfacing Ltd2019
All civil engineering contractors in Norwich · All trades in Norwich · Civil engineering across the UK
Frequently asked questions
When are DDD Civils Ltd's accounts due?
DDD Civils Ltd's next accounts are due at Companies House by 30 November 2026 (in 48 days), covering the period to 28 February 2026.
When is DDD Civils Ltd's CT600 due?
The CT600 for the period to 28 February 2026 is due at HMRC by 28 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2026.
Is DDD Civils Ltd still trading?
DDD Civils Ltd is listed as active on the Companies House register as of 1 Oct 2026. Active means it has not been dissolved or entered insolvency; it does not show whether it is currently taking on work.
What does DDD Civils Ltd do?
DDD Civils Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is DDD Civils Ltd?
DDD Civils Ltd was incorporated on 4 February 2024, 2 years ago.
What is the penalty if DDD Civils Ltd files its accounts late?
Companies House charges £150 if the accounts are up to 1 month late, £375 up to 3 months, £750 up to 6 months and £1,500 after that, doubled if the previous year's accounts were also late. HMRC charges £200 for a CT600 filed a day late and another £200 at 3 months.
Official records
View DDD Civils Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026). Deadlines are worked out from the register and assume a standard accounting period; a change of year end or a short period moves them. This page is general information, not tax or accountancy advice.