- Companies
- Finishing trades
- Bath
- M J Cox Limited
M J Cox Limited
- Company number
- 06713320
- Incorporated
- 2 Oct 200818 years trading
- Registered office
- c/o Mark Bijok Accountants Bath (WWW.Bijok.Net), 29 Bath Road, Peasedown ST. John, Bath, BA2 8DJ
- Nature of business
- Other building completion and finishing
M J Cox Limited is a 18-year-old private limited company registered in Bath, company number 06713320, one of 50 building finishing companies in Bath. Its next accounts are due at Companies House on 1 July 2027, and the CT600 for the period to 1 October 2026 is due at HMRC on 1 October 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Where M J Cox Limited is registered
The registered office is in Bath (BA2), in the Bath and North East Somerset local authority area, South West. Show BA2 8DJ on a map.
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- Corryann Decorators LimitedPainters and decorators
- Somerset Ev LtdMechanics and garages
- Flux Automotive LimitedMotor traders
- Bill's Gutters LtdCleaning companies
- Bath Heritage Roofing LtdRoofers
- SHC Tiling (SW) LtdBuilders
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Also registered at this address
20 other companies use the same registered office as M J Cox Limited.
- Blok Building Design & Construction LimitedProperty developers
- Built by Carpenter LimitedProperty developers
- Construction Clan LtdInstallers
- Dowling & Co Fittings LimitedPlumbers and heating engineers
- Draper Construction and Renovation LimitedProperty developers
- Eco Building & Plastering LimitedPlasterers
- Forbes Plumbing & Heating LtdPlumbers and heating engineers
- Imperial Gardens and Driveways LtdProperty developers
- Iw Heating & Plumbing Services LimitedPlumbers and heating engineers
- JD Building (Maintenance) LtdSpecialist contractors
- JD Building (Refurbishment) LimitedFinishing trades
- K J Cox LimitedBuilders
- Luxury Landscapes (Bath) LimitedLandscapers and gardeners
- Peasedown MOT Services LimitedMechanics and garages
- Peter D Marsh LimitedProperty developers
- Selby Landscapes LimitedLandscapers and gardeners
- Socket Man LimitedElectricians
- SPS Plumbing & Heating (SW) LimitedPlumbers and heating engineers
- Sutton's Scuff Solutions LimitedMechanics and garages
- Wavetech Southwest LtdMachinery repair and installation
What happens if M J Cox Limited 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 1 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 2 Jul 2027 to 1 Aug 2027 | £150 |
| 1 to 3 months late | 2 Aug 2027 to 1 Oct 2027 | £375 |
| 3 to 6 months late | 2 Oct 2027 to 1 Jan 2028 | £750 |
| More than 6 months late | From 2 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 2 Oct 2027 | £200 |
| 3 months late | 1 Jan 2028 | another £200 |
| 6 months late | 1 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 1 Oct 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
- 06713320
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 October 2008 (18 years ago)
- Registered office
- c/o Mark Bijok Accountants Bath (WWW.Bijok.Net), 29 Bath Road, Peasedown ST. John, Bath, BA2 8DJ
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 1 October (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 1 October 2025
- Last confirmation statement
- 1 October 2025
Filing notes for building finishing companies
Finishing trade companies cover a wide range of work. Most are micro-entities with simple accounts and a straightforward CT600.
Similar companies in Bath
Other active building finishing companies registered in Bath.
- M J Pearson (SW) Limited2013
- Maidstone (Somerset) Ltd2025
- Manera Homes Limited2026
- Mark Pearson Renovation and Build Ltd2017
- McCulloch Homes Limited1996
- Nelly Homes Limited2021
- Pentlock (Holdings) Ltd1995
- PJH Building Contractors (Bristol) Limited2010
All building finishing companies in Bath · All trades in Bath · Finishing trades across the UK
Frequently asked questions
When are M J Cox Limited's accounts due?
M J Cox Limited's next accounts are due at Companies House by 1 July 2027 (in 261 days), covering the period to 1 October 2026.
When is M J Cox Limited's CT600 due?
The CT600 for the period to 1 October 2026 is due at HMRC by 1 October 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 2 July 2027.
Is M J Cox Limited still trading?
M J Cox Limited 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 M J Cox Limited do?
M J Cox Limited is registered under Other building completion and finishing (SIC 43390).
How old is M J Cox Limited?
M J Cox Limited was incorporated on 2 October 2008, 18 years ago.
What is the penalty if M J Cox Limited 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 M J Cox Limited 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.