- Companies
- Motor traders
- Isleworth
- Courtesy Cars Group UK Ltd
Courtesy Cars Group UK Ltd
- Company number
- 17430389
- Incorporated
- 1 Sep 2026
- Registered office
- 44 Syon Lane, Isleworth, TW7 5NQ
- Nature of business
- Sale of used cars and light motor vehicles; Maintenance and repair of motor vehicles; Renting and leasing of cars and light motor vehicles; Other business support service activities n.e.c.
Courtesy Cars Group UK Ltd is a newly incorporated private limited company registered in Isleworth, company number 17430389, one of 41 motor trade companies in Isleworth. Its next accounts are due at Companies House on 1 June 2028, and its first CT600 is due at HMRC on 31 August 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.
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Where Courtesy Cars Group UK Ltd is registered
The registered office is in Isleworth (TW7), in the Hounslow local authority area, London. Show TW7 5NQ on a map.
Other trade companies in TW7
- Pracom LtdMachinery repair and installation
- V&R Construction Group LtdBuilders
- Gio Construction LimitedBuilders
- S & H Bodywork LtdMechanics and garages
- KS Garage Isleworth LtdMotor traders
- C Wiseman Services LtdCleaning companies
- Avenida Developments LtdProperty developers
- Stay Warmer LtdPlumbers and heating engineers
Also registered at this address
1 other company uses the same registered office as Courtesy Cars Group UK Ltd.
- Silverline Motor Hire LimitedMotor traders
What happens if Courtesy Cars Group UK 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 1 June 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 2 Jun 2028 to 1 Jul 2028 | £150 |
| 1 to 3 months late | 2 Jul 2028 to 1 Sep 2028 | £375 |
| 3 to 6 months late | 2 Sep 2028 to 1 Dec 2028 | £750 |
| More than 6 months late | From 2 Dec 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2028 | £200 |
| 3 months late | 30 Dec 2028 | another £200 |
| 6 months late | 30 Mar 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 17430389
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 September 2026
- Registered office
- 44 Syon Lane, Isleworth, TW7 5NQ
- Nature of business
- Sale of used cars and light motor vehicles (SIC 45112)
Maintenance and repair of motor vehicles (SIC 45200)
Renting and leasing of cars and light motor vehicles (SIC 77110)
Other business support service activities n.e.c. (SIC 82990) - Year end
- 30 September (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for motor trade companies
Motor trade companies hold vehicle stock, and how that stock is valued at the year end moves the profit directly. Some use the VAT margin scheme.
Similar companies in Isleworth
Other active motor trade companies registered in Isleworth.
- Crawley Autofit Limited2005
- Drive Point Motors Ltd2026
- F&R Motor Limited2026
- Fix Motor Bike Ltd2024
- Graftan Earn Ltd2018
- Hill Drive Autos Limited2024
- Holland Park Autos Limited1996
- Jap Performance Parts Limited2005
All motor trade companies in Isleworth · All trades in Isleworth · Motor traders across the UK
Frequently asked questions
When are Courtesy Cars Group UK Ltd's accounts due?
Courtesy Cars Group UK Ltd's next accounts are due at Companies House by 1 June 2028 (in 597 days), covering the period to 30 September 2027.
When is Courtesy Cars Group UK 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 31 August 2027, due by 31 August 2028, and one for the period to 30 September 2027, due by 30 September 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Courtesy Cars Group UK Ltd still trading?
Courtesy Cars Group UK 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 Courtesy Cars Group UK Ltd do?
Courtesy Cars Group UK Ltd is registered under Sale of used cars and light motor vehicles (SIC 45112); Maintenance and repair of motor vehicles (SIC 45200); Renting and leasing of cars and light motor vehicles (SIC 77110); Other business support service activities n.e.c. (SIC 82990).
How old is Courtesy Cars Group UK Ltd?
Courtesy Cars Group UK Ltd was incorporated on 1 September 2026, less than a year ago.
What is the penalty if Courtesy Cars Group UK 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 Courtesy Cars Group UK 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.