- Companies
- Mechanics and garages
- Truro
- SM Auto Tech Limited
SM Auto Tech Limited
- Company number
- 17093942
- Incorporated
- 16 Mar 2026
- Registered office
- 6 Trevithick Close, Truro, TR1 1RZ
- Nature of business
- Maintenance and repair of motor vehicles
SM Auto Tech Limited is a newly incorporated private limited company registered in Truro, company number 17093942, one of 27 vehicle repair garages in Truro. Its next accounts are due at Companies House on 16 December 2027, and its first CT600 is due at HMRC on 15 March 2028.
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 SM Auto Tech Limited is registered
The registered office is in Truro (TR1), in the Cornwall local authority area, South West. Show TR1 1RZ on a map.
Other trade companies in TR1
- Wind Power Maintenance Services LtdMachinery repair and installation
- Treser Landscapes LimitedLandscapers and gardeners
- Alvan’S Painting Inc LtdPainters and decorators
- Acm Rail LtdCivil engineering
- Zest Developers SW LtdProperty developers
- Kernow Smart Repairs LtdMotor traders
- Millers Gardening & General Maintenance LtdLandscapers and gardeners
- JG Industries LtdFinishing trades
Also registered at this address
1 other company uses the same registered office as SM Auto Tech Limited.
- Onshorebuild LimitedBuilders
What happens if SM Auto Tech 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 16 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 17 Dec 2027 to 16 Jan 2028 | £150 |
| 1 to 3 months late | 17 Jan 2028 to 16 Mar 2028 | £375 |
| 3 to 6 months late | 17 Mar 2028 to 16 Jun 2028 | £750 |
| More than 6 months late | From 17 Jun 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 2029 | 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
- 17093942
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 16 March 2026
- Registered office
- 6 Trevithick Close, Truro, TR1 1RZ
- Nature of business
- Maintenance and repair of motor vehicles (SIC 45200)
- Year end
- 31 March (accounting reference date)
- Accounts type
- No accounts filed yet
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 Truro
Other active vehicle repair garages registered in Truro.
- Threemilestone Garage Ltd2018
- Topgun Autos Ltd2025
- VW Connections Ltd2023
- Watermill Carriage Company Limited1994
- Westfield Motors (Cornwall) Limited2008
- Whitford Motor Bodies Ltd2024
- Avs Service Centre Ltd2014
- B. R. Johnson & Co Ltd2023
All vehicle repair garages in Truro · All trades in Truro · Mechanics and garages across the UK
Frequently asked questions
When are SM Auto Tech Limited's accounts due?
SM Auto Tech Limited's next accounts are due at Companies House by 16 December 2027 (in 430 days), covering the period to 31 March 2027.
When is SM Auto Tech 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 15 March 2027, due by 15 March 2028, and one for the period to 31 March 2027, due by 31 March 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is SM Auto Tech Limited still trading?
SM Auto Tech 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 SM Auto Tech Limited do?
SM Auto Tech Limited is registered under Maintenance and repair of motor vehicles (SIC 45200).
How old is SM Auto Tech Limited?
SM Auto Tech Limited was incorporated on 16 March 2026, less than a year ago.
What is the penalty if SM Auto Tech 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 SM Auto Tech 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.