- Companies
- Mechanics and garages
- Birmingham
- Auto Diagnostics Birmingham Limited
Auto Diagnostics Birmingham Limited
- Company number
- 16199648
- Incorporated
- 21 Jan 20251 year trading
- Registered office
- Unit 14, Fordrough, Birmingham, B25 8DL
- Nature of business
- Maintenance and repair of motor vehicles
Auto Diagnostics Birmingham Limited is a 1-year-old private limited company registered in Birmingham, company number 16199648, one of 1,013 vehicle repair garages in Birmingham. Its next accounts are due at Companies House on 21 October 2026, and its first CT600 is due at HMRC on 20 January 2027.
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 Auto Diagnostics Birmingham Limited is registered
The registered office is in Birmingham (B25), in the Birmingham local authority area, West Midlands. Show B25 8DL on a map.
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What happens if Auto Diagnostics Birmingham 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 21 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 22 Oct 2026 to 21 Nov 2026 | £150 |
| 1 to 3 months late | 22 Nov 2026 to 21 Jan 2027 | £375 |
| 3 to 6 months late | 22 Jan 2027 to 21 Apr 2027 | £750 |
| More than 6 months late | From 22 Apr 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 16199648
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 January 2025 (1 year ago)
- Registered office
- Unit 14, Fordrough, Birmingham, B25 8DL
- Nature of business
- Maintenance and repair of motor vehicles (SIC 45200)
- Year end
- 31 January (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 20 January 2026
Filing notes for vehicle repair garages
Garages hold parts stock and often own diagnostic equipment and ramps, which qualify for capital allowances.
Similar companies in Birmingham
Other active vehicle repair garages registered in Birmingham.
- Auto Fix Body Work Ltd2021
- Auto Gti Ltd2014
- Auto Repair Winson Green Ltd2024
- Auto Solutions & Parts Limited2019
- Auto Spot Birmingham Limited2022
- Auto Support Limited2008
- Auto Tech (Birmingham) Ltd2016
- Auto Test Centre Limited2023
All vehicle repair garages in Birmingham · All trades in Birmingham · Mechanics and garages across the UK
Frequently asked questions
When are Auto Diagnostics Birmingham Limited's accounts due?
Auto Diagnostics Birmingham Limited's next accounts are due at Companies House by 21 October 2026 (in 8 days), covering the period to 31 January 2026.
When is Auto Diagnostics Birmingham 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 20 January 2026, due by 20 January 2027, and one for the period to 31 January 2026, due by 31 January 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Auto Diagnostics Birmingham Limited still trading?
Auto Diagnostics Birmingham 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 Auto Diagnostics Birmingham Limited do?
Auto Diagnostics Birmingham Limited is registered under Maintenance and repair of motor vehicles (SIC 45200).
How old is Auto Diagnostics Birmingham Limited?
Auto Diagnostics Birmingham Limited was incorporated on 21 January 2025, 1 year ago.
What is the penalty if Auto Diagnostics Birmingham 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 Auto Diagnostics Birmingham 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.