- Companies
- Civil engineering
- Doncaster
- A.C.T Construction Civils & Consultation Ltd
A.C.T Construction Civils & Consultation Ltd
- Company number
- 17165475
- Incorporated
- 17 Apr 2026
- Registered office
- 25 Alder Holt Close, Armthorpe, Doncaster, DN3 3TR
- Nature of business
- Construction of other civil engineering projects n.e.c.
A.C.T Construction Civils & Consultation Ltd is a newly incorporated private limited company registered in Doncaster, company number 17165475, one of 170 civil engineering contractors in Doncaster. Its next accounts are due at Companies House on 17 January 2028, and its first CT600 is due at HMRC on 16 April 2028.
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 A.C.T Construction Civils & Consultation Ltd is registered
The registered office is in Doncaster (DN3), in the Doncaster local authority area, Yorkshire and The Humber. Show DN3 3TR on a map.
Other trade companies in DN3
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- ST Leger Paving LimitedInstallers
- Lucent Electrical LtdElectricians
- Alfa Scaffolding & Brickwork LimitedCivil engineering
- Hso Fastfit Tyres LtdMechanics and garages
- Cheri Valley Construction Co LtdInstallers
- Razor Sharp Interiors LtdFinishing trades
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What happens if A.C.T Construction Civils & Consultation 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 17 January 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 18 Jan 2028 to 17 Feb 2028 | £150 |
| 1 to 3 months late | 18 Feb 2028 to 17 Apr 2028 | £375 |
| 3 to 6 months late | 18 Apr 2028 to 17 Jul 2028 | £750 |
| More than 6 months late | From 18 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2028 | £200 |
| 3 months late | 30 Jul 2028 | another £200 |
| 6 months late | 30 Oct 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 2029 | 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
- 17165475
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 April 2026
- Registered office
- 25 Alder Holt Close, Armthorpe, Doncaster, DN3 3TR
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 30 April (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 Doncaster
Other active civil engineering contractors registered in Doncaster.
- A.M Traffic Management Ltd2025
- A.T Groundworks and Civils Limited2026
- Ab Wind Limited2025
- Acr91 Ltd2023
- Aejl Ltd2025
- Alfa Scaffolding & Brickwork Limited2026
- Alto Construct Ltd2016
- Am Rigging Ltd2021
All civil engineering contractors in Doncaster · All trades in Doncaster · Civil engineering across the UK
Frequently asked questions
When are A.C.T Construction Civils & Consultation Ltd's accounts due?
A.C.T Construction Civils & Consultation Ltd's next accounts are due at Companies House by 17 January 2028 (in 461 days), covering the period to 30 April 2027.
When is A.C.T Construction Civils & Consultation 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 16 April 2027, due by 16 April 2028, and one for the period to 30 April 2027, due by 30 April 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is A.C.T Construction Civils & Consultation Ltd still trading?
A.C.T Construction Civils & Consultation 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 A.C.T Construction Civils & Consultation Ltd do?
A.C.T Construction Civils & Consultation Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is A.C.T Construction Civils & Consultation Ltd?
A.C.T Construction Civils & Consultation Ltd was incorporated on 17 April 2026, less than a year ago.
What is the penalty if A.C.T Construction Civils & Consultation 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 A.C.T Construction Civils & Consultation 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.