- Companies
- Plumbers and heating engineers
- High Wycombe
- KLT Plumbing & Heating Limited
KLT Plumbing & Heating Limited
- Company number
- 16666362
- Incorporated
- 21 Aug 20251 year trading
- Registered office
- 22 Wellfield, Hazlemere, High Wycombe, HP15 7TJ
- Nature of business
- Plumbing, heat and air-conditioning installation
KLT Plumbing & Heating Limited is a 1-year-old private limited company registered in High Wycombe, company number 16666362, one of 120 plumbing and heating companies in High Wycombe. Its next accounts are due at Companies House on 21 May 2027, and its first CT600 is due at HMRC on 20 August 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.
Is this your company?
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Where KLT Plumbing & Heating Limited is registered
The registered office is in High Wycombe (HP15), in the Buckinghamshire local authority area, South East. Show HP15 7TJ on a map.
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What happens if KLT Plumbing & Heating 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 21 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 22 May 2027 to 21 Jun 2027 | £150 |
| 1 to 3 months late | 22 Jun 2027 to 21 Aug 2027 | £375 |
| 3 to 6 months late | 22 Aug 2027 to 21 Nov 2027 | £750 |
| More than 6 months late | From 22 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 16666362
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 August 2025 (1 year ago)
- Registered office
- 22 Wellfield, Hazlemere, High Wycombe, HP15 7TJ
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 August (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 20 August 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 High Wycombe
Other active plumbing and heating companies registered in High Wycombe.
- KPW Ltd2007
- Layton Air Conditioning Limited2025
- London Improvements Ltd2022
- M Hale Limited2018
- M P Ferguson Ltd2005
- Main Plumbing Limited2021
- Makk Low Carbon Installations Ltd2025
- Mark Nichols Plumbing and Heating Ltd2022
All plumbing and heating companies in High Wycombe · All trades in High Wycombe · Plumbers and heating engineers across the UK
Frequently asked questions
When are KLT Plumbing & Heating Limited's accounts due?
KLT Plumbing & Heating Limited's next accounts are due at Companies House by 21 May 2027 (in 220 days), covering the period to 31 August 2026.
When is KLT Plumbing & Heating Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 20 August 2026, due by 20 August 2027, and one for the period to 31 August 2026, due by 31 August 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is KLT Plumbing & Heating Limited still trading?
KLT Plumbing & Heating 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 KLT Plumbing & Heating Limited do?
KLT Plumbing & Heating Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is KLT Plumbing & Heating Limited?
KLT Plumbing & Heating Limited was incorporated on 21 August 2025, 1 year ago.
What is the penalty if KLT Plumbing & Heating 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 KLT Plumbing & Heating 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.