- Companies
- Plumbers and heating engineers
- Norwich
- SMH Plumbing Limited
SMH Plumbing Limited
- Company number
- 09348791
- Incorporated
- 10 Dec 201411 years trading
- Registered office
- Groveland Farm Shop Thorpe Market Road, Roughton, Norwich, NR11 8TB
- Nature of business
- Plumbing, heat and air-conditioning installation; Other retail sale in non-specialised stores
SMH Plumbing Limited is a 11-year-old private limited company registered in Norwich, company number 09348791, one of 252 plumbing and heating companies in Norwich. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets down £567 (-14%) on the year before, to £3,488.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- Current assets of £8,723 against £5,235 owed within a year: 1.7 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2025 | £3,488 | £8,723 | £5,235 | 1 | |
| 31 Dec 2024 | £4,055 | £12K | £7,811 | 1 | |
| 31 Dec 2023 | £3,618 | £9,005 | £5,387 | 1 | |
| 31 Dec 2022 | £5,249 | £12K | £7,030 | 2 | |
| 31 Dec 2021 | £7,221 | £11K | £4,221 | 2 | |
| 31 Dec 2020 | £11K | 1 | |||
| 31 Dec 2019 | £17K | £17K | 1 | ||
| 31 Dec 2018 | £11K | £11K | |||
| 31 Dec 2017 | £7,043 | £7,043 | |||
| 31 Dec 2016 | £4,012 | £4,012 |
Where SMH Plumbing Limited is registered
The registered office is in Norwich (NR11), in the North Norfolk local authority area, East of England. Show NR11 8TB on a map.
Other trade companies in NR11
- NPB Commercial Projects LimitedProperty developers
- Norfolk New Build Snagging LtdSpecialist contractors
- JR Autos Blickling LtdMechanics and garages
- SC Projects (Norfolk) LimitedFinishing trades
- Duffy Estate Properties LtdProperty developers
- Meadway Roofing LtdRoofers
- Dickinson Property Group Norfolk LtdProperty developers
- Norfolk Luxury Bathrooms LtdInstallers
What happens if SMH Plumbing 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 30 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- 09348791
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 December 2014 (11 years ago)
- Registered office
- Groveland Farm Shop Thorpe Market Road, Roughton, Norwich, NR11 8TB
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
Other retail sale in non-specialised stores (SIC 47190) - Year end
- 31 December (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 8 April 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 Norwich
Other active plumbing and heating companies registered in Norwich.
- Sona Heat and Plumb Ltd2020
- South Norfolk Heating Ltd2022
- SP Plumbing & Gas Heating Ltd2017
- Spencer Heating & Plumbing Ltd2026
- Sterling Plumbing & Heating Limited2019
- Stone Plumbing and Servicing Solutions Ltd2026
- Summit Heating Ltd2015
- Superniffy Heating and Plumbing Limited2026
All plumbing and heating companies in Norwich · All trades in Norwich · Plumbers and heating engineers across the UK
Frequently asked questions
When are SMH Plumbing Limited's accounts due?
SMH Plumbing Limited's next accounts are due at Companies House by 30 September 2027 (in 352 days), covering the period to 31 December 2026.
When is SMH Plumbing Limited's CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is SMH Plumbing Limited still trading?
SMH Plumbing 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 SMH Plumbing Limited do?
SMH Plumbing Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220); Other retail sale in non-specialised stores (SIC 47190).
How old is SMH Plumbing Limited?
SMH Plumbing Limited was incorporated on 10 December 2014, 11 years ago.
What is the penalty if SMH Plumbing 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 SMH Plumbing 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.