- Companies
- Plumbers and heating engineers
- Eastleigh
- CM Plumbing & Bathroom Installations Ltd
CM Plumbing & Bathroom Installations Ltd
- Company number
- 16797129
- Incorporated
- 20 Oct 2025
- Registered office
- 97 Leigh Road, Eastleigh, SO50 9DR
- Nature of business
- Plumbing, heat and air-conditioning installation
CM Plumbing & Bathroom Installations Ltd is a newly incorporated private limited company registered in Eastleigh, company number 16797129, one of 77 plumbing and heating companies in Eastleigh. Its next accounts are due at Companies House on 20 July 2027, and its first CT600 is due at HMRC on 19 October 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 CM Plumbing & Bathroom Installations Ltd is registered
The registered office is in Eastleigh (SO50), in the Eastleigh local authority area, South East. Show SO50 9DR on a map.
Other trade companies in SO50
- Chevron Homes LimitedBuilders
- Plymouth Construction & Roofing LtdRoofers
- Marley Roofing and Guttering LtdRoofers
- Gutter and Glass LimitedCleaning companies
- Zap Clean Systems LimitedCleaning companies
- Pro Spray Hampshire LtdPainters and decorators
- National Trusted Vehicles LtdMotor traders
- Kuji Service LtdMachinery repair and installation
Shared registered office
43 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if CM Plumbing & Bathroom Installations 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 20 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 21 Jul 2027 to 20 Aug 2027 | £150 |
| 1 to 3 months late | 21 Aug 2027 to 20 Oct 2027 | £375 |
| 3 to 6 months late | 21 Oct 2027 to 20 Jan 2028 | £750 |
| More than 6 months late | From 21 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 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
- 16797129
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 October 2025
- Registered office
- 97 Leigh Road, Eastleigh, SO50 9DR
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 October (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for plumbing and heating companies
Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.
Similar companies in Eastleigh
Other active plumbing and heating companies registered in Eastleigh.
- CMT Plumbing & Heating Ltd2025
- Cold Air Limited2003
- Colin Sharpe Limited2005
- Compton & Cross Plumbing & Heating Ltd2020
- Cornerstone Heating & Plumbing Ltd2018
- Crest Comfort Cooling & Ventilation Ltd2020
- Cummins Plumbing & Heating Ltd2012
- D S Chase Plumbing & Heating Ltd2023
All plumbing and heating companies in Eastleigh · All trades in Eastleigh · Plumbers and heating engineers across the UK
Frequently asked questions
When are CM Plumbing & Bathroom Installations Ltd's accounts due?
CM Plumbing & Bathroom Installations Ltd's next accounts are due at Companies House by 20 July 2027 (in 280 days), covering the period to 31 October 2026.
When is CM Plumbing & Bathroom Installations 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 19 October 2026, due by 19 October 2027, and one for the period to 31 October 2026, due by 31 October 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is CM Plumbing & Bathroom Installations Ltd still trading?
CM Plumbing & Bathroom Installations 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 CM Plumbing & Bathroom Installations Ltd do?
CM Plumbing & Bathroom Installations Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is CM Plumbing & Bathroom Installations Ltd?
CM Plumbing & Bathroom Installations Ltd was incorporated on 20 October 2025, less than a year ago.
What is the penalty if CM Plumbing & Bathroom Installations 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 CM Plumbing & Bathroom Installations 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.