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- CDC Engineering Ltd
Company profile · Plumbers and heating engineers
CDC Engineering Ltd
CDC Engineering Ltd is a 1-year-old private limited company registered in Kilmarnock, company number SC859904, one of 45 plumbing and heating companies in Kilmarnock. Its next accounts are due at Companies House on 21 May 2027, and its first CT600 is due at HMRC on 20 August 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.
Is this your company?
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Where CDC Engineering Ltd is registered
The registered office is in Kilmarnock (KA3), in the East Ayrshire local authority area, Scotland. Show KA3 5FG on a map.
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- Marlie Construction Contractors LtdSpecialist contractors
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What happens if CDC Engineering 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 21 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 22 May 2027 to 21 Jun 2027 | £150 |
| 1 to 3 months late | 22 Jun 2027 to 21 Aug 2027 | £375 |
| 3 to 6 months late | 22 Aug 2027 to 21 Nov 2027 | £750 |
| More than 6 months late | From 22 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- SC859904
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 August 2025 (1 year ago)
- Registered office
- 8 Draffen Hill Road, Stewarton, Kilmarnock, KA3 5FG
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 August (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 20 August 2026
Filing notes for plumbing and heating companies
Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.
Similar companies in Kilmarnock
Other active plumbing and heating companies registered in Kilmarnock.
- Coorie Renovations Ltd2019
- D Millar Plumbing, Heating & Gas Limited2021
- Dma Gas and Oil Ltd2019
- DMJ Heating & Gas Services Limited2021
- Elite Installs Scotland Ltd2026
- FJC Plumbing & Tiling Ltd2021
- Full Circle Heating Ltd2025
- Gaztec Services Ltd2022
All plumbing and heating companies in Kilmarnock · All trades in Kilmarnock · Plumbers and heating engineers across the UK
Frequently asked questions
When are CDC Engineering Ltd's accounts due?
CDC Engineering Ltd's next accounts are due at Companies House by 21 May 2027 (in 221 days), covering the period to 31 August 2026.
When is CDC Engineering 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 20 August 2026, due by 20 August 2027, and one for the period to 31 August 2026, due by 31 August 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is CDC Engineering Ltd still trading?
CDC Engineering 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 CDC Engineering Ltd do?
CDC Engineering Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is CDC Engineering Ltd?
CDC Engineering Ltd was incorporated on 21 August 2025, 1 year ago.
What is the penalty if CDC Engineering 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 CDC Engineering 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.