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- Plumbers and heating engineers
- Billericay
- KN Plumber Ltd
Company profile · Plumbers and heating engineers
KN Plumber Ltd
KN Plumber Ltd is a newly incorporated private limited company registered in Billericay, company number 17028233, one of 63 plumbing and heating companies in Billericay. Its next accounts are due at Companies House on 11 November 2027, and its first CT600 is due at HMRC on 10 February 2028.
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 KN Plumber Ltd is registered
The registered office is in Billericay (CM12), in the Basildon local authority area, East of England. Show CM12 0YW on a map.
Other trade companies in CM12
- White and Lands LtdProperty developers
- Russell Property Services LimitedPlumbers and heating engineers
- Teddy George Cars LtdMotor traders
- Hallmark Care Homes Developments (No.3) LimitedProperty developers
- SSD Professional Cleaning LtdCleaning companies
- Hallmark Care Homes (Rainbow 4) LimitedBuilders
- Xlinks 1 Auxiliary Equipment No.2 LimitedProperty developers
- Xlinks 1 Auxiliary Equipment No.3 LimitedProperty developers
What happens if KN Plumber 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 11 November 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 12 Nov 2027 to 11 Dec 2027 | £150 |
| 1 to 3 months late | 12 Dec 2027 to 11 Feb 2028 | £375 |
| 3 to 6 months late | 12 Feb 2028 to 11 May 2028 | £750 |
| More than 6 months late | From 12 May 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 29 Feb 2028 | £200 |
| 3 months late | 28 May 2028 | another £200 |
| 6 months late | 28 Aug 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 2029 | 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
- 17028233
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 11 February 2026
- Registered office
- 1 Dorchester Road, Billericay, CM12 0YW
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 28 February (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 Billericay
Other active plumbing and heating companies registered in Billericay.
- M.B.F Plumbing and Property Maintenance Ltd2026
- MRH Plumbing and Heating Services Limited2018
- NSL Plumbing Ltd2015
- PHP Contractors Limited2004
- PPSL Commercial Ltd2020
- PPSL Ltd2016
- Preou Heating Ventilation & Air Conditioning Ltd2018
- Progress Plumbing and Heating Services Ltd2025
All plumbing and heating companies in Billericay · All trades in Billericay · Plumbers and heating engineers across the UK
Frequently asked questions
When are KN Plumber Ltd's accounts due?
KN Plumber Ltd's next accounts are due at Companies House by 11 November 2027 (in 395 days), covering the period to 28 February 2027.
When is KN Plumber 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 10 February 2027, due by 10 February 2028, and one for the period to 28 February 2027, due by 28 February 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is KN Plumber Ltd still trading?
KN Plumber 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 KN Plumber Ltd do?
KN Plumber Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is KN Plumber Ltd?
KN Plumber Ltd was incorporated on 11 February 2026, less than a year ago.
What is the penalty if KN Plumber 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 KN Plumber 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.