- Companies
- Plumbers and heating engineers
- Doncaster
- A J Marr Plumbing & Heating Ltd
A J Marr Plumbing & Heating Ltd
- Company number
- 16355297
- Incorporated
- 31 Mar 20251 year trading
- Registered office
- 18 Manor House Court, Scawthorpe, Doncaster, DN5 7XZ
- Nature of business
- Plumbing, heat and air-conditioning installation
A J Marr Plumbing & Heating Ltd is a 1-year-old private limited company registered in Doncaster, company number 16355297, one of 150 plumbing and heating companies in Doncaster. 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 A J Marr Plumbing & Heating Ltd is registered
The registered office is in Doncaster (DN5), in the Doncaster local authority area, Yorkshire and The Humber. Show DN5 7XZ on a map.
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What happens if A J Marr Plumbing & Heating 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
- 16355297
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 31 March 2025 (1 year ago)
- Registered office
- 18 Manor House Court, Scawthorpe, Doncaster, DN5 7XZ
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 March (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 30 March 2026
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 Doncaster
Other active plumbing and heating companies registered in Doncaster.
- A&P Mechanical Services Ltd2012
- Abap Plumbing Ltd2022
- Adal Plumbing & Heating Limited2022
- Air Force Renewables Ltd2025
- Air Waze UK Ltd2023
- All Warm Heating & Plumbing Ltd2019
- Amr Install Services Ltd2024
- Andy Stewart Plumbing & Heating Limited2023
All plumbing and heating companies in Doncaster · All trades in Doncaster · Plumbers and heating engineers across the UK
Frequently asked questions
When are A J Marr Plumbing & Heating Ltd's accounts due?
A J Marr Plumbing & Heating 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 A J Marr Plumbing & Heating 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 A J Marr Plumbing & Heating Ltd still trading?
A J Marr Plumbing & Heating 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 A J Marr Plumbing & Heating Ltd do?
A J Marr Plumbing & Heating Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is A J Marr Plumbing & Heating Ltd?
A J Marr Plumbing & Heating Ltd was incorporated on 31 March 2025, 1 year ago.
What is the penalty if A J Marr Plumbing & Heating 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 A J Marr Plumbing & Heating 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.