- Companies
- Mechanics and garages
- Porth
- JNB Autos Limited
JNB Autos Limited
- Company number
- 16411979
- Incorporated
- 28 Apr 20251 year trading
- Registered office
- JNB Autos Gelligron Industrial Estate, Tonyrefail, Porth, CF39 8ES
- Nature of business
- Maintenance and repair of motor vehicles
JNB Autos Limited is a 1-year-old private limited company registered in Porth, company number 16411979, one of 7 vehicle repair garages in Porth. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 JNB Autos Limited is registered
The registered office is in Porth (CF39), in the Rhondda Cynon Taf local authority area, Wales. Show CF39 8ES on a map.
Other trade companies in CF39
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- Choctar LimitedBuilders
- J Cantwell Surfacing & Contracting LtdCivil engineering
- Ok Rail LtdCivil engineering
- Porth Ceilings & Interiors LtdFinishing trades
- Wydex LtdBuilders
- Time Lec Services LtdElectricians
- Arb-Scape Tree Surgery & Landscaping LtdLandscapers and gardeners
What happens if JNB Autos 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 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 16411979
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 28 April 2025 (1 year ago)
- Registered office
- JNB Autos Gelligron Industrial Estate, Tonyrefail, Porth, CF39 8ES
- Nature of business
- Maintenance and repair of motor vehicles (SIC 45200)
- Year end
- 31 March (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 14 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 Porth
Other active vehicle repair garages registered in Porth.
- M&H 4X4 Services Ltd2025
- Mafrail Ltd2023
- Nvme Detailing Limited2026
- Apex Fleet Management Ltd2026
- Cam Body Repairs Ltd2019
- Colco Automotive Ltd2025
All vehicle repair garages in Porth · All trades in Porth · Mechanics and garages across the UK
Frequently asked questions
When are JNB Autos Limited's accounts due?
JNB Autos Limited's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is JNB Autos Limited's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is JNB Autos Limited still trading?
JNB Autos 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 JNB Autos Limited do?
JNB Autos Limited is registered under Maintenance and repair of motor vehicles (SIC 45200).
How old is JNB Autos Limited?
JNB Autos Limited was incorporated on 28 April 2025, 1 year ago.
What is the penalty if JNB Autos 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 JNB Autos 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.