- Companies
- Property developers
- Plymouth
- MJ Building Developments Ltd
MJ Building Developments Ltd
- Company number
- 16354167
- Incorporated
- 31 Mar 20251 year trading
- Registered office
- 8 Lynwood Avenue, Plymouth, PL7 4SE
- Nature of business
- Development of building projects
MJ Building Developments Ltd is a 1-year-old private limited company registered in Plymouth, company number 16354167, one of 254 property development companies in Plymouth. Its next accounts are due at Companies House on 31 December 2026, and its first CT600 is due at HMRC on 30 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 MJ Building Developments Ltd is registered
The registered office is in Plymouth (PL7), in the Plymouth local authority area, South West. Show PL7 4SE on a map.
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What happens if MJ Building Developments 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
- 16354167
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 31 March 2025 (1 year ago)
- Registered office
- 8 Lynwood Avenue, Plymouth, PL7 4SE
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 31 March (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 30 March 2026
Filing notes for property development companies
Many property development companies are single-project vehicles. Stock of land and buildings sits on the balance sheet as work in progress until sale, and a company that has finished its project may become dormant rather than close.
Similar companies in Plymouth
Other active property development companies registered in Plymouth.
- MK3 Developments Ltd2025
- My Garden Fencing Limited2025
- Nova Outline Ltd2025
- Oakleigh Homes (Newquay) Limited2017
- Oakleigh Homes (SW) Limited2002
- Oakleigh Property Developments Limited2000
- Oasis Living SW Ltd2018
- Optimise Construction Ltd2024
All property development companies in Plymouth · All trades in Plymouth · Property developers across the UK
Frequently asked questions
When are MJ Building Developments Ltd's accounts due?
MJ Building Developments 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 MJ Building Developments 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 30 March 2026, due by 30 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 MJ Building Developments Ltd still trading?
MJ Building Developments 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 MJ Building Developments Ltd do?
MJ Building Developments Ltd is registered under Development of building projects (SIC 41100).
How old is MJ Building Developments Ltd?
MJ Building Developments Ltd was incorporated on 31 March 2025, 1 year ago.
What is the penalty if MJ Building Developments 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 MJ Building Developments 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.