- Companies
- Mechanics and garages
- Coventry
- JS Auto Diagnostics Limited
JS Auto Diagnostics Limited
- Company number
- 07881689
- Incorporated
- 14 Dec 201114 years trading
- Registered office
- 143 Burbages Lane, Longford, Coventry, CV6 6AW
- Nature of business
- Maintenance and repair of motor vehicles
JS Auto Diagnostics Limited is a 14-year-old private limited company registered in Coventry, company number 07881689, one of 340 vehicle repair garages in Coventry. Its next accounts are due at Companies House on 31 October 2026, and the CT600 for the period to 31 January 2026 is due at HMRC on 31 January 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 down £29 (-0%) on the year before, to £200K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £251K against £67K owed within a year: 3.7 times cover.
- 6 employees on average, up from 4 the year before.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2025 | £200K | £251K | £67K | 6 | |
| 31 Jan 2024 | £200K | £263K | £80K | 4 | |
| 31 Jan 2023 | £207K | £279K | £88K | 2 | |
| 31 Jan 2022 | £189K | £233K | £66K | 3 | |
| 31 Jan 2021 | £166K | £257K | £77K | 3 | |
| 31 Jan 2020 | £146K | £181K | £42K | 3 | |
| 31 Jan 2019 | £135K | £211K | £86K | ||
| 31 Jan 2018 | £184K | £252K | £79K | ||
| 31 Jan 2017 | -£17K | £25K | £62K | £92K | |
| 31 Jan 2016 | £29K | £11K | £77K | £64K |
Where JS Auto Diagnostics Limited is registered
The registered office is in Coventry (CV6), in the Coventry local authority area, West Midlands. Show CV6 6AW on a map.
Other trade companies in CV6
- Alex Wheels LtdMechanics and garages
- Calin Brothers Build, Demo & Clean LtdBuilders
- Apex Clean and Care LimitedCleaning companies
- RGJ Works UK LimitedBuilders
- CR7 Construction LtdBuilders
- Zaniyr Cars LtdMotor traders
- Montavere Holdings LtdMotor traders
- MRF Garage LtdMechanics and garages
Also registered at this address
1 other company uses the same registered office as JS Auto Diagnostics Limited.
- SGK Engineering LtdBuilders
What happens if JS Auto Diagnostics 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 31 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 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
- 07881689
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 14 December 2011 (14 years ago)
- Registered office
- 143 Burbages Lane, Longford, Coventry, CV6 6AW
- Nature of business
- Maintenance and repair of motor vehicles (SIC 45200)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 January 2025
- Last confirmation statement
- 14 December 2025
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 Coventry
Other active vehicle repair garages registered in Coventry.
- JSL Garage Limited2026
- Jump Start My Car Ltd2024
- K3 Paint Repair Ltd2024
- Kaz Autos Ltd2022
- Kiran Auto Craft Ltd2026
- Kristers Limited2015
- KSP and Fam Ltd2022
- Kully Mall Limited2024
All vehicle repair garages in Coventry · All trades in Coventry · Mechanics and garages across the UK
Frequently asked questions
When are JS Auto Diagnostics Limited's accounts due?
JS Auto Diagnostics Limited's next accounts are due at Companies House by 31 October 2026 (in 19 days), covering the period to 31 January 2026.
When is JS Auto Diagnostics Limited's CT600 due?
The CT600 for the period to 31 January 2026 is due at HMRC by 31 January 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2026.
Is JS Auto Diagnostics Limited still trading?
JS Auto Diagnostics 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 JS Auto Diagnostics Limited do?
JS Auto Diagnostics Limited is registered under Maintenance and repair of motor vehicles (SIC 45200).
How old is JS Auto Diagnostics Limited?
JS Auto Diagnostics Limited was incorporated on 14 December 2011, 14 years ago.
What is the penalty if JS Auto Diagnostics 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 JS Auto Diagnostics 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.