- Companies
- Plumbers and heating engineers
- Stockton-on-Tees
- CST Plumbing & Heating Ltd
CST Plumbing & Heating Ltd
- Company number
- 16121749
- Incorporated
- 8 Dec 20241 year trading
- Registered office
- 10 Carrawburgh Road, Ingleby Barwick, Stockton-on-Tees, TS17 5FF
- Nature of business
- Plumbing, heat and air-conditioning installation
CST Plumbing & Heating Ltd is a 1-year-old private limited company registered in Stockton-on-Tees, company number 16121749, one of 55 plumbing and heating companies in Stockton-on-Tees. Its next accounts are due at Companies House on 8 December 2026, and its first CT600 is due at HMRC on 7 December 2026.
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.
Is this your company?
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Where CST Plumbing & Heating Ltd is registered
The registered office is in Stockton-on-Tees (TS17), in the Stockton-on-Tees local authority area, North East. Show TS17 5FF on a map.
Other trade companies in TS17
- BJP Technical LimitedElectricians
- Summit Investments Group LtdMotor traders
- Damir Motors LtdMotor traders
- DMP Access LtdBuilders
- SS Offshore Services LimitedSpecialist contractors
- Fortis Trade LtdBuilders
- Agnika LimitedBuilders
- No. 5 Property Innovations LimitedElectricians
What happens if CST 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 8 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 9 Dec 2026 to 8 Jan 2027 | £150 |
| 1 to 3 months late | 9 Jan 2027 to 8 Mar 2027 | £375 |
| 3 to 6 months late | 9 Mar 2027 to 8 Jun 2027 | £750 |
| More than 6 months late | From 9 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 31 Dec 2026 | £200 |
| 3 months late | 30 Mar 2027 | another £200 |
| 6 months late | 30 Jun 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Dec 2027 | 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
- 16121749
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 8 December 2024 (1 year ago)
- Registered office
- 10 Carrawburgh Road, Ingleby Barwick, Stockton-on-Tees, TS17 5FF
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 December (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 7 December 2025
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 Stockton-on-Tees
Other active plumbing and heating companies registered in Stockton-on-Tees.
- D. O'Brien Plumbing Ltd2014
- Danny Plumbing and Heating Ltd2026
- DH Plumbing and Heating Solutions Ltd2025
- Doug Pope Heating Services Ltd2014
- Dy Maintenance Ltd2025
- Eaglescliffe Gas Limited2005
- Ecla Plumbing & Heating Ltd2020
- Elite Energy Eco Ltd2019
All plumbing and heating companies in Stockton-on-Tees · All trades in Stockton-on-Tees · Plumbers and heating engineers across the UK
Frequently asked questions
When are CST Plumbing & Heating Ltd's accounts due?
CST Plumbing & Heating Ltd's next accounts are due at Companies House by 8 December 2026 (in 56 days), covering the period to 30 December 2025.
When is CST 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 7 December 2025, due by 7 December 2026, and one for the period to 30 December 2025, due by 30 December 2026. Corporation tax is payable 9 months and 1 day after the end of each.
Is CST Plumbing & Heating Ltd still trading?
CST 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 CST Plumbing & Heating Ltd do?
CST Plumbing & Heating Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is CST Plumbing & Heating Ltd?
CST Plumbing & Heating Ltd was incorporated on 8 December 2024, 1 year ago.
What is the penalty if CST 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 CST 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.