- Companies
- Civil engineering
- Airdrie
- CDH Contracts Limited
CDH Contracts Limited
- Company number
- SC791986
- Incorporated
- 10 Dec 20232 years trading
- Registered office
- Cnoc-Alsh, Moss Road, Airdrie, ML6 9HS
- Nature of business
- Construction of other civil engineering projects n.e.c.
CDH Contracts Limited is a 2-year-old private limited company registered in Airdrie, company number SC791986, one of 27 civil engineering contractors in Airdrie. Companies House shows its accounts as overdue: they were due on 30 September 2026.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2024
From the balance sheet at 31 December 2024, as filed at Companies House.
Where CDH Contracts Limited is registered
The registered office is in Airdrie (ML6), in the North Lanarkshire local authority area, Scotland. Show ML6 9HS on a map.
Other trade companies in ML6
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- MTS Roofing LtdBuilders
- Colston Joinery LtdJoiners and carpenters
- Scott Clark Electrics LtdElectricians
- Standard Rentals LtdElectricians
- Build Brothers LtdBuilders
- Murphy Roof Tiling & Roughcasting LtdSpecialist contractors
- Roots&Remembrance LtdCleaning companies
What happens if CDH Contracts Limited files late
If the accounts reach Companies House today, the late filing penalty is £150 (£300 if last year's accounts were also late). It rises at each step below.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2026 to 31 Oct 2026 | £150 |
| 1 to 3 months late | 1 Nov 2026 to 31 Dec 2026 | £375 |
| 3 to 6 months late | 1 Jan 2027 to 31 Mar 2027 | £750 |
| More than 6 months late | From 1 Apr 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2027 | £200 |
| 3 months late | 31 Mar 2027 | another £200 |
| 6 months late | 30 Jun 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 2027 | 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
- SC791986
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 December 2023 (2 years ago)
- Registered office
- Cnoc-Alsh, Moss Road, Airdrie, ML6 9HS
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 December 2024
- Last confirmation statement
- 16 December 2025
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 Airdrie
Other active civil engineering contractors registered in Airdrie.
- Crofts Civil Engineering Limited2019
- Ems Paving Limited2022
- Flynn Civil Engineering Ltd2020
- Forth Valley Developments Ltd.2010
- GKC Contracts Ltd2020
- Jos Civil Engineering Limited2014
- KMK Quality Surfacing Ltd2025
- Macrete Holdings Limited2023
All civil engineering contractors in Airdrie · All trades in Airdrie · Civil engineering across the UK
Frequently asked questions
When are CDH Contracts Limited's accounts due?
CDH Contracts Limited's accounts were due at Companies House on 30 September 2026 and the register shows them as overdue.
When is CDH Contracts Limited's CT600 due?
The CT600 for the period to 31 December 2025 is due at HMRC by 31 December 2026, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2026.
Is CDH Contracts Limited still trading?
CDH Contracts Limited is listed as active on the Companies House register (checked 12 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 CDH Contracts Limited do?
CDH Contracts Limited is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is CDH Contracts Limited?
CDH Contracts Limited was incorporated on 10 December 2023, 2 years ago.
What is the penalty if CDH Contracts 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 CDH Contracts Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.