- Companies
- Mechanics and garages
- Martock
- Jsdiagnostics Ltd
Jsdiagnostics Ltd
- Company number
- 16047720
- Incorporated
- 29 Oct 20241 year trading
- Registered office
- 2ND Floor Commerce House, North Street, Martock, TA12 6DH
- Nature of business
- Maintenance and repair of motor vehicles
Jsdiagnostics Ltd is a 1-year-old private limited company registered in Martock, company number 16047720, one of 7 vehicle repair garages in Martock. Its next accounts are due at Companies House on 31 July 2027, and the CT600 for the period to 31 October 2026 is due at HMRC on 31 October 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 31 October 2025, as filed at Companies House. Negative net assets mean the company owed more than it owned at that date.
Where Jsdiagnostics Ltd is registered
The registered office is in Martock (TA12), in the Somerset local authority area, South West. Show TA12 6DH on a map.
Other trade companies in TA12
- Parrett Developments LtdFinishing trades
- Town Tree Group LimitedBuilders
- Halls Restoration LtdRepair services
- T.A.M.E Doors LtdInstallers
- Hezair LtdMachinery repair and installation
- Marc McGowan Av & Electrical Systems LtdElectricians
- M A Dalwood Plumbing and Heating LtdPlumbers and heating engineers
- CR Scaffolding SW LtdScaffolders
Also registered at this address
16 other companies use the same registered office as Jsdiagnostics Ltd.
- A303 Motorcycle Services LimitedMotor traders
- Allsorts Construction LtdBuilders
- Begat Property Management LtdPlasterers
- Branded Autocare LtdCleaning companies
- Cheltenham Stonemasons LimitedSpecialist contractors
- Commission Pipelines LimitedCivil engineering
- CPL Pipelines LimitedCivil engineering
- D R Smith & Sons LimitedBuilders
- DSB Builders LimitedFinishing trades
- Office Transformation LimitedPainters and decorators
- S & J Home Services LtdPainters and decorators
- Shallack Developments LimitedProperty developers
- Sos Scaffolding (SW) LtdScaffolders
- T.A.M.E Doors LtdInstallers
- Tim Hart Welding LtdMachinery repair and installation
- Tony Williams Accident Repairs LtdMechanics and garages
What happens if Jsdiagnostics 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 31 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Aug 2027 to 31 Aug 2027 | £150 |
| 1 to 3 months late | 1 Sep 2027 to 31 Oct 2027 | £375 |
| 3 to 6 months late | 1 Nov 2027 to 31 Jan 2028 | £750 |
| More than 6 months late | From 1 Feb 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 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
- 16047720
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 29 October 2024 (1 year ago)
- Registered office
- 2ND Floor Commerce House, North Street, Martock, TA12 6DH
- Nature of business
- Maintenance and repair of motor vehicles (SIC 45200)
- Year end
- 31 October (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 28 October 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 Martock
Other active vehicle repair garages registered in Martock.
- Low Autobodies Limited2018
- Martock Commercials Limited2007
- Tony Williams Accident Repairs Ltd2015
- A. Wensley Service & Repairs Limited2006
- Auto Crash Repairs Somerset Limited2021
- Great Western Auto Repair Ltd2025
All vehicle repair garages in Martock · All trades in Martock · Mechanics and garages across the UK
Frequently asked questions
When are Jsdiagnostics Ltd's accounts due?
Jsdiagnostics Ltd's next accounts are due at Companies House by 31 July 2027 (in 292 days), covering the period to 31 October 2026.
When is Jsdiagnostics Ltd's CT600 due?
The CT600 for the period to 31 October 2026 is due at HMRC by 31 October 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 August 2027.
Is Jsdiagnostics Ltd still trading?
Jsdiagnostics 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 Jsdiagnostics Ltd do?
Jsdiagnostics Ltd is registered under Maintenance and repair of motor vehicles (SIC 45200).
How old is Jsdiagnostics Ltd?
Jsdiagnostics Ltd was incorporated on 29 October 2024, 1 year ago.
What is the penalty if Jsdiagnostics 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 Jsdiagnostics 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.