PM03 Ltd
- Company number
- 16348244
- Incorporated
- 27 Mar 20251 year trading
- Registered office
- 64 Green Lane, Portsmouth, PO3 5EZ
- Nature of business
- Construction of other civil engineering projects n.e.c.
PM03 Ltd is a 1-year-old private limited company registered in Portsmouth, company number 16348244, one of 74 civil engineering contractors in Portsmouth. Its next accounts are due at Companies House on 27 December 2026, and its first CT600 is due at HMRC on 26 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.
Is this your company?
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Where PM03 Ltd is registered
The registered office is in Portsmouth (PO3), in the Portsmouth local authority area, South East. Show PO3 5EZ on a map.
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What happens if PM03 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 27 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 28 Dec 2026 to 27 Jan 2027 | £150 |
| 1 to 3 months late | 28 Jan 2027 to 27 Mar 2027 | £375 |
| 3 to 6 months late | 28 Mar 2027 to 27 Jun 2027 | £750 |
| More than 6 months late | From 28 Jun 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
- 16348244
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 27 March 2025 (1 year ago)
- Registered office
- 64 Green Lane, Portsmouth, PO3 5EZ
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 31 March (accounting reference date)
- Accounts type
- No accounts filed yet
- Previous names
- RJC Civil Ltd (until 31 Oct 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 Portsmouth
Other active civil engineering contractors registered in Portsmouth.
- Precipice Management Ltd2018
- Pro Pave (UK) Limited2002
- Pro Site Engineering Ltd2026
- R & R Civils (South) Ltd2021
- Rednav Services Ltd2014
- Rubatal Construction Ltd2026
- RW Groundworks Ltd2026
- Sam Upton Ltd2023
All civil engineering contractors in Portsmouth · All trades in Portsmouth · Civil engineering across the UK
Frequently asked questions
When are PM03 Ltd's accounts due?
PM03 Ltd's next accounts are due at Companies House by 27 December 2026 (in 76 days), covering the period to 31 March 2026.
When is PM03 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 26 March 2026, due by 26 March 2027, and one for the period to 31 March 2026, due by 31 March 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is PM03 Ltd still trading?
PM03 Ltd 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 PM03 Ltd do?
PM03 Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is PM03 Ltd?
PM03 Ltd was incorporated on 27 March 2025, 1 year ago.
What is the penalty if PM03 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 PM03 Ltd 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.