- Companies
- Motor traders
- Milton Keynes
- MK Car Supermarket Ltd
MK Car Supermarket Ltd
- Company number
- 15758720
- Incorporated
- 3 Jun 20242 years trading
- Registered office
- Bukhingham House, Bletchley, Milton Keynes, MK3 5LD
- Nature of business
- Sale of used cars and light motor vehicles
MK Car Supermarket Ltd is a 2-year-old private limited company registered in Milton Keynes, company number 15758720, one of 258 motor trade companies in Milton Keynes. Companies House shows its accounts as overdue: they were due on 3 March 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 MK Car Supermarket Ltd is registered
The registered office is in Milton Keynes (MK3), in the Buckinghamshire local authority area, England. Show MK3 5LD on a map.
Other trade companies in MK3
- Sas Tiling Services LtdFloor and wall tilers
- Hoichuk LtdLandscapers and gardeners
- Stokes Properties and Renovations LimitedFinishing trades
- All Pro Contractors LimitedRoofers
- MK Power Factor LtdElectricians
- LWM Electrical LtdElectricians
- Deep Clean Top Car Wash LtdCleaning companies
- Savitar Construction LtdProperty developers
What happens if MK Car Supermarket Ltd files late
If the accounts reach Companies House today, the late filing penalty is £1,500 (£3,000 if last year's accounts were also late). It rises at each step below.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 4 Mar 2026 to 3 Apr 2026 | £150 |
| 1 to 3 months late | 4 Apr 2026 to 3 Jun 2026 | £375 |
| 3 to 6 months late | 4 Jun 2026 to 3 Sep 2026 | £750 |
| More than 6 months late | From 4 Sep 2026 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2026 | £200 |
| 3 months late | 30 Sep 2026 | another £200 |
| 6 months late | 30 Dec 2026 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 15758720
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 3 June 2024 (2 years ago)
- Registered office
- Bukhingham House, Bletchley, Milton Keynes, MK3 5LD
- Nature of business
- Sale of used cars and light motor vehicles (SIC 45112)
- Year end
- 30 June (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 2 June 2025
- Previous names
- Car Shazam Ltd (until 22 May 2025)
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 Milton Keynes
Other active motor trade companies registered in Milton Keynes.
- MK City Autos Ltd2024
- MK City Cars Ltd2025
- MK Wheels Ltd2025
- MK4 Autotrade Ltd2025
- MKC Car Hire Ltd2025
- Modern Life Designs UK Limited2025
- Moto Movement Ltd2023
- Motorhouse Group Limited2016
All motor trade companies in Milton Keynes · All trades in Milton Keynes · Motor traders across the UK
Frequently asked questions
When are MK Car Supermarket Ltd's accounts due?
MK Car Supermarket Ltd's accounts were due at Companies House on 3 March 2026 and the register shows them as overdue.
When is MK Car Supermarket 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 2 June 2025, due by 2 June 2026, and one for the period to 30 June 2025, due by 30 June 2026. Corporation tax is payable 9 months and 1 day after the end of each.
Is MK Car Supermarket Ltd still trading?
MK Car Supermarket Ltd is listed as active on the Companies House register (checked 13 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 MK Car Supermarket Ltd do?
MK Car Supermarket Ltd is registered under Sale of used cars and light motor vehicles (SIC 45112).
How old is MK Car Supermarket Ltd?
MK Car Supermarket Ltd was incorporated on 3 June 2024, 2 years ago.
What is the penalty if MK Car Supermarket 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 MK Car Supermarket Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.