- Companies
- Mechanics and garages
- J N I Rolling Stock Limited
J N I Rolling Stock Limited
- Company number
- 12143517
- Incorporated
- 7 Aug 20197 years trading
- Registered office
- First Floor Suite, 6 High Street, Sedgefield, Stockton-On-Tees, TS21 3AR
- Nature of business
- Maintenance and repair of motor vehicles
J N I Rolling Stock Limited is a 7-year-old private limited company registered in Sedgefield, company number 12143517, one of the UK's vehicle repair garages. Companies House shows its accounts as overdue: they were due on 31 May 2025.
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 unchanged on the year before, at £330.
- Net assets rose in 1 of 3 year-on-year comparisons on record.
- 1 employee on average, up from 0 the year before.
- Balance sheets on record for 4 years, 2020 to 2023.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Aug 2023 | £330 | 1 | |||
| 31 Aug 2022 | £330 | £330 | £0 | 0 | |
| 31 Aug 2021 | £330 | £0 | £3,505 | 1 | |
| 31 Aug 2020 | £166 | £10K | £15K | 1 |
Where J N I Rolling Stock Limited is registered
The registered office is in Sedgefield (TS21), in the County Durham local authority area, North East. Show TS21 3AR on a map.
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- JL Utilities (North East) LtdCivil engineering
- Metlec LtdElectricians
- NB Snagging Surveys LimitedFinishing trades
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- 17237044 LimitedFinishing trades
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Also registered at this address
4 other companies use the same registered office as J N I Rolling Stock Limited.
- GH Engineering Solutions LtdMachinery repair and installation
- MSD Construction (UK) LtdInstallers
- Wills Property Services LimitedSpecialist contractors
- Zetland Engineering LimitedCivil engineering
What happens if J N I Rolling Stock Limited 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 | 1 Jun 2025 to 30 Jun 2025 | £150 |
| 1 to 3 months late | 1 Jul 2025 to 31 Aug 2025 | £375 |
| 3 to 6 months late | 1 Sep 2025 to 30 Nov 2025 | £750 |
| More than 6 months late | From 1 Dec 2025 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2025 | £200 |
| 3 months late | 30 Nov 2025 | another £200 |
| 6 months late | 28 Feb 2026 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 2026 | 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
- 12143517
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 7 August 2019 (7 years ago)
- Registered office
- First Floor Suite, 6 High Street, Sedgefield, Stockton-On-Tees, TS21 3AR
- Nature of business
- Maintenance and repair of motor vehicles (SIC 45200)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 August 2023
- Last confirmation statement
- 6 August 2024
Filing notes for vehicle repair garages
Garages hold parts stock and often own diagnostic equipment and ramps, which qualify for capital allowances.
Similar companies
Other active vehicle repair garages.
Frequently asked questions
When are J N I Rolling Stock Limited's accounts due?
J N I Rolling Stock Limited's accounts were due at Companies House on 31 May 2025 and the register shows them as overdue.
When is J N I Rolling Stock Limited's CT600 due?
The CT600 for the period to 31 August 2024 is due at HMRC by 31 August 2025, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2025.
Is J N I Rolling Stock Limited still trading?
J N I Rolling Stock Limited 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 J N I Rolling Stock Limited do?
J N I Rolling Stock Limited is registered under Maintenance and repair of motor vehicles (SIC 45200).
How old is J N I Rolling Stock Limited?
J N I Rolling Stock Limited was incorporated on 7 August 2019, 7 years ago.
What is the penalty if J N I Rolling Stock 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 J N I Rolling Stock Limited 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.