- Companies
- Motor traders
- Birmingham
- 51X Limited
51X Limited
- Company number
- 11836138
- Incorporated
- 19 Feb 20197 years trading
- Registered office
- 20 Lindale Avenue, Birmingham, B36 8HH
- Nature of business
- Sale of used cars and light motor vehicles
51X Limited is a 7-year-old private limited company registered in Birmingham, company number 11836138, one of 1,296 motor trade companies in Birmingham. Its next accounts are due at Companies House on 24 November 2026, and the CT600 for the period to 24 February 2026 is due at HMRC on 24 February 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets up £45K on the year before, to £49K.
- Net assets rose in 3 of 5 year-on-year comparisons on record.
- Current assets of £309K against £339K owed within a year: 0.9 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2025 | £49K | £309K | £339K | 1 | |
| 28 Feb 2024 | £3,712 | £349K | £314K | 1 | |
| 27 Feb 2023 | £4,586 | £423K | £372K | 1 | |
| 28 Feb 2022 | £2,941 | £198K | £149K | 1 | |
| 28 Feb 2021 | £3,034 | £205K | £157K | 1 | |
| 28 Feb 2020 | £425 | £88K | £87K | 1 |
Where 51X Limited is registered
The registered office is in Birmingham (B36), in the Birmingham local authority area, West Midlands. Show B36 8HH on a map.
Other trade companies in B36
- CSB Watson Property Improvements LtdFinishing trades
- Nest Energy LtdPlumbers and heating engineers
- Corecare Property Service LimitedCleaning companies
- Harleys Autos LtdMechanics and garages
- Divine Rail LtdProperty developers
- Apm FM LtdJoiners and carpenters
- Apex Car Selection LtdMotor traders
- 3 Kings Automotives LtdMotor traders
What happens if 51X 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 24 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 25 Nov 2026 to 24 Dec 2026 | £150 |
| 1 to 3 months late | 25 Dec 2026 to 24 Feb 2027 | £375 |
| 3 to 6 months late | 25 Feb 2027 to 24 May 2027 | £750 |
| More than 6 months late | From 25 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 25 Feb 2027 | £200 |
| 3 months late | 24 May 2027 | another £200 |
| 6 months late | 24 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 24 Feb 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
- 11836138
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 February 2019 (7 years ago)
- Registered office
- 20 Lindale Avenue, Birmingham, B36 8HH
- Nature of business
- Sale of used cars and light motor vehicles (SIC 45112)
- Year end
- 24 February (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 12 September 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 Birmingham
Other active motor trade companies registered in Birmingham.
- 55 Motors Ltd2025
- 5B Prime Limited2026
- 7 Days Car Parts Ltd2024
- 7 Stars Traders Ltd2019
- 8 Ball Custom Motorcycles Ltd2026
- A 2 B Motors Specialist Ltd2026
- A & R Performance Ltd2019
- A M Garage Services Limited2020
All motor trade companies in Birmingham · All trades in Birmingham · Motor traders across the UK
Frequently asked questions
When are 51X Limited's accounts due?
51X Limited's next accounts are due at Companies House by 24 November 2026 (in 43 days), covering the period to 24 February 2026.
When is 51X Limited's CT600 due?
The CT600 for the period to 24 February 2026 is due at HMRC by 24 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 25 November 2026.
Is 51X Limited still trading?
51X Limited is listed as active on the Companies House register (checked 12 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 51X Limited do?
51X Limited is registered under Sale of used cars and light motor vehicles (SIC 45112).
How old is 51X Limited?
51X Limited was incorporated on 19 February 2019, 7 years ago.
What is the penalty if 51X 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 51X Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.