- Companies
- Civil engineering
- London
- Acd Rail Limited
Acd Rail Limited
- Company number
- 16792955
- Incorporated
- 17 Oct 2025
- Registered office
- 7 Girton Avenue, London, NW9 9TG
- Nature of business
- Construction of railways and underground railways; Other service activities n.e.c.
Acd Rail Limited is a newly incorporated private limited company registered in London, company number 16792955, one of 1,853 civil engineering contractors in London. Its next accounts are due at Companies House on 17 July 2027, and its first CT600 is due at HMRC on 16 October 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where Acd Rail Limited is registered
The registered office is in London (NW9), in the Brent local authority area, London. Show NW9 9TG on a map.
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Also registered at this address
1 other company uses the same registered office as Acd Rail Limited.
- C.D. Rail LimitedCivil engineering
What happens if Acd Rail Limited 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 17 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 18 Jul 2027 to 17 Aug 2027 | £150 |
| 1 to 3 months late | 18 Aug 2027 to 17 Oct 2027 | £375 |
| 3 to 6 months late | 18 Oct 2027 to 17 Jan 2028 | £750 |
| More than 6 months late | From 18 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 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
- 16792955
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 October 2025
- Registered office
- 7 Girton Avenue, London, NW9 9TG
- Nature of business
- Construction of railways and underground railways (SIC 42120)
Other service activities n.e.c. (SIC 96090) - Year end
- 31 October (accounting reference date)
- Accounts type
- No accounts filed yet
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 London
Other active civil engineering contractors registered in London.
- Acdc3Po Ltd2020
- Acqual Ltd2021
- Acs Building Ltd2023
- Acyd Group Ltd2023
- Ad Construction & Groundwork Ltd2020
- Adapol Ltd2019
- Adaptive Infra Ltd2025
- Adc Rail Limited2018
All civil engineering contractors in London · All trades in London · Civil engineering across the UK
Frequently asked questions
When are Acd Rail Limited's accounts due?
Acd Rail Limited's next accounts are due at Companies House by 17 July 2027 (in 278 days), covering the period to 31 October 2026.
When is Acd Rail Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 16 October 2026, due by 16 October 2027, and one for the period to 31 October 2026, due by 31 October 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Acd Rail Limited still trading?
Acd Rail Limited 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 Acd Rail Limited do?
Acd Rail Limited is registered under Construction of railways and underground railways (SIC 42120); Other service activities n.e.c. (SIC 96090).
How old is Acd Rail Limited?
Acd Rail Limited was incorporated on 17 October 2025, less than a year ago.
What is the penalty if Acd Rail Limited 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 Acd Rail Limited 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.