- Companies
- Civil engineering
- Watford
- TC Railform Ltd
TC Railform Ltd
- Company number
- 16420988
- Incorporated
- 30 Apr 20251 year trading
- Registered office
- 98A Hagden Lane, Watford, WD18 0HL
- Nature of business
- Construction of railways and underground railways
TC Railform Ltd is a 1-year-old private limited company registered in Watford, company number 16420988, one of 77 civil engineering contractors in Watford. Its next accounts are due at Companies House on 31 January 2027, and its first CT600 is due at HMRC on 29 April 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 TC Railform Ltd is registered
The registered office is in Watford (WD18), in the Watford local authority area, East of England. Show WD18 0HL on a map.
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What happens if TC Railform 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 31 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2027 to 28 Feb 2027 | £150 |
| 1 to 3 months late | 1 Mar 2027 to 30 Apr 2027 | £375 |
| 3 to 6 months late | 1 May 2027 to 31 Jul 2027 | £750 |
| More than 6 months late | From 1 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 16420988
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 30 April 2025 (1 year ago)
- Registered office
- 98A Hagden Lane, Watford, WD18 0HL
- Nature of business
- Construction of railways and underground railways (SIC 42120)
- Year end
- 30 April (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 29 April 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 Watford
Other active civil engineering contractors registered in Watford.
- Thunder Electrical Services Ltd2016
- Tilemotor Limited2000
- TPHR Rail Ltd2022
- Triangle Engineering Lincoln Ltd2017
- Unifound Limited2021
- Valentine Rail Limited2014
- Watford Safety & Constructions Services Ltd2025
- Willaw Surveys Ltd2014
All civil engineering contractors in Watford · All trades in Watford · Civil engineering across the UK
Frequently asked questions
When are TC Railform Ltd's accounts due?
TC Railform Ltd's next accounts are due at Companies House by 31 January 2027 (in 110 days), covering the period to 30 April 2026.
When is TC Railform Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 29 April 2026, due by 29 April 2027, and one for the period to 30 April 2026, due by 30 April 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is TC Railform Ltd still trading?
TC Railform 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 TC Railform Ltd do?
TC Railform Ltd is registered under Construction of railways and underground railways (SIC 42120).
How old is TC Railform Ltd?
TC Railform Ltd was incorporated on 30 April 2025, 1 year ago.
What is the penalty if TC Railform 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 TC Railform 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.