- Companies
- Civil engineering
- Southampton
- I&P Construction Ltd
I&P Construction Ltd
- Company number
- 16911433
- Incorporated
- 15 Dec 2025
- Registered office
- 33 Leyton Road, Southampton, SO14 0PW
- Nature of business
- Construction of roads and motorways; Other construction installation; Other specialised construction activities n.e.c.
I&P Construction Ltd is a newly incorporated private limited company registered in Southampton, company number 16911433, one of 114 civil engineering contractors in Southampton. Its next accounts are due at Companies House on 15 September 2027, and its first CT600 is due at HMRC on 14 December 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 I&P Construction Ltd is registered
The registered office is in Southampton (SO14), in the Southampton local authority area, South East. Show SO14 0PW on a map.
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- Pure Light Cleaning LtdCleaning companies
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- Otess LtdFloor and wall tilers
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What happens if I&P Construction 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 15 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 16 Sep 2027 to 15 Oct 2027 | £150 |
| 1 to 3 months late | 16 Oct 2027 to 15 Dec 2027 | £375 |
| 3 to 6 months late | 16 Dec 2027 to 15 Mar 2028 | £750 |
| More than 6 months late | From 16 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- 16911433
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 15 December 2025
- Registered office
- 33 Leyton Road, Southampton, SO14 0PW
- Nature of business
- Construction of roads and motorways (SIC 42110)
Other construction installation (SIC 43290)
Other specialised construction activities n.e.c. (SIC 43999) - Year end
- 31 December (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 Southampton
Other active civil engineering contractors registered in Southampton.
- I.M.Currie Formwork Ltd2015
- Iga Signalling Limited2011
- Imperial Traffic Management Ltd2021
- J&G Gibbs Limited2006
- Jab Civils Ltd2026
- Jane Field Limited2012
- Jarvis Mechanical Engineering Limited2008
- JB Utility Services Ltd2017
All civil engineering contractors in Southampton · All trades in Southampton · Civil engineering across the UK
Frequently asked questions
When are I&P Construction Ltd's accounts due?
I&P Construction Ltd's next accounts are due at Companies House by 15 September 2027 (in 337 days), covering the period to 31 December 2026.
When is I&P Construction 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 14 December 2026, due by 14 December 2027, and one for the period to 31 December 2026, due by 31 December 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is I&P Construction Ltd still trading?
I&P Construction 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 I&P Construction Ltd do?
I&P Construction Ltd is registered under Construction of roads and motorways (SIC 42110); Other construction installation (SIC 43290); Other specialised construction activities n.e.c. (SIC 43999).
How old is I&P Construction Ltd?
I&P Construction Ltd was incorporated on 15 December 2025, less than a year ago.
What is the penalty if I&P Construction 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 I&P Construction 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.