- Companies
- Plumbers and heating engineers
- Hounslow
- Iyjh Limited
Iyjh Limited
- Company number
- 17185051
- Incorporated
- 28 Apr 2026
- Registered office
- 31 Beavers Lane, Hounslow, TW4 6EH
- Nature of business
- Plumbing, heat and air-conditioning installation
Iyjh Limited is a newly incorporated private limited company registered in Hounslow, company number 17185051, one of 58 plumbing and heating companies in Hounslow. Its next accounts are due at Companies House on 28 January 2028, and its first CT600 is due at HMRC on 27 April 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 Iyjh Limited is registered
The registered office is in Hounslow (TW4), in the Hounslow local authority area, London. Show TW4 6EH on a map.
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Also registered at this address
1 other company uses the same registered office as Iyjh Limited.
- DLFT LimitedCleaning companies
What happens if Iyjh 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 28 January 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 29 Jan 2028 to 28 Feb 2028 | £150 |
| 1 to 3 months late | 29 Feb 2028 to 28 Apr 2028 | £375 |
| 3 to 6 months late | 29 Apr 2028 to 28 Jul 2028 | £750 |
| More than 6 months late | From 29 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2028 | £200 |
| 3 months late | 30 Jul 2028 | another £200 |
| 6 months late | 30 Oct 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 17185051
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 28 April 2026
- Registered office
- 31 Beavers Lane, Hounslow, TW4 6EH
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 April (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 Hounslow
Other active plumbing and heating companies registered in Hounslow.
- J&J Heating & Plumbing Ltd2019
- Josu Air Install Ltd2026
- JPH & Co Solutions Limited2023
- JTRC Ltd2026
- K.J. Corgi Ltd2018
- Kambo Gas Services Limited2018
- Local Green Plumbing Limited2025
- Master Flow Heating Ltd2026
All plumbing and heating companies in Hounslow · All trades in Hounslow · Plumbers and heating engineers across the UK
Frequently asked questions
When are Iyjh Limited's accounts due?
Iyjh Limited's next accounts are due at Companies House by 28 January 2028 (in 472 days), covering the period to 30 April 2027.
When is Iyjh 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 27 April 2027, due by 27 April 2028, and one for the period to 30 April 2027, due by 30 April 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Iyjh Limited still trading?
Iyjh 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 Iyjh Limited do?
Iyjh Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Iyjh Limited?
Iyjh Limited was incorporated on 28 April 2026, less than a year ago.
What is the penalty if Iyjh 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 Iyjh 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.