- Companies
- Civil engineering
- Durham
- KS@ Plant Services Ltd
KS@ Plant Services Ltd
- Company number
- 16592606
- Incorporated
- 18 Jul 20251 year trading
- Registered office
- 67 the Crescent, Sherburn Village, Durham, DH6 1EJ
- Nature of business
- Construction of roads and motorways; Site preparation
KS@ Plant Services Ltd is a 1-year-old private limited company registered in Durham, company number 16592606, one of 121 civil engineering contractors in Durham. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 KS@ Plant Services Ltd is registered
The registered office is in Durham (DH6), in the County Durham local authority area, North East. Show DH6 1EJ on a map.
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What happens if KS@ Plant Services 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 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 16592606
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 July 2025 (1 year ago)
- Registered office
- 67 the Crescent, Sherburn Village, Durham, DH6 1EJ
- Nature of business
- Construction of roads and motorways (SIC 42110)
Site preparation (SIC 43120) - Year end
- 31 March (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 2 September 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 Durham
Other active civil engineering contractors registered in Durham.
- LBC Civil Engineering Ltd2016
- LCS Project Management Ltd2016
- M.A Stanton & Sons Limited2014
- M.Beswick Construction Ltd2024
- Magna Civil Engineering Ltd2024
- McLoughlin Groundworks Limited2019
- MJF Civil Engineering Ltd2015
- MJR Groundworks & Construction Ltd2012
All civil engineering contractors in Durham · All trades in Durham · Civil engineering across the UK
Frequently asked questions
When are KS@ Plant Services Ltd's accounts due?
KS@ Plant Services Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is KS@ Plant Services Ltd's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is KS@ Plant Services Ltd still trading?
KS@ Plant Services 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 KS@ Plant Services Ltd do?
KS@ Plant Services Ltd is registered under Construction of roads and motorways (SIC 42110); Site preparation (SIC 43120).
How old is KS@ Plant Services Ltd?
KS@ Plant Services Ltd was incorporated on 18 July 2025, 1 year ago.
What is the penalty if KS@ Plant Services 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 KS@ Plant Services 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.