- Companies
- Motor traders
- Grays
- SDM Auto Ltd
SDM Auto Ltd
- Company number
- 13232943
- Incorporated
- 27 Feb 20215 years trading
- Registered office
- 37 Lucas Road, Grays, RM17 5AJ
- Nature of business
- Sale of used cars and light motor vehicles; Maintenance and repair of motor vehicles; Taxi operation
SDM Auto Ltd is a 5-year-old private limited company registered in Grays, company number 13232943, one of 89 motor trade companies in Grays. Its next accounts are due at Companies House on 30 November 2026, and the CT600 for the period to 28 February 2026 is due at HMRC on 28 February 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 up £2,098 (+604.6%) on the year before, to £2,445.
- Net assets rose in 2 of 3 year-on-year comparisons on record.
- Current assets of £683 against £435 owed within a year: 1.6 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2025 | £2,445 | £683 | £435 | 1 | |
| 29 Feb 2024 | £347 | £752 | £405 | 1 | |
| 28 Feb 2023 | £3,647 | £4,052 | £405 | 1 | |
| 28 Feb 2022 | £3,153 | £3,153 | 2 |
Where SDM Auto Ltd is registered
The registered office is in Grays (RM17), in the Thurrock local authority area, East of England. Show RM17 5AJ on a map.
Other trade companies in RM17
- JR Home Improvement LtdBuilders
- United Engines LtdMechanics and garages
- Amitab Mechanic LtdMechanics and garages
- NHF Property Solutions LtdElectricians
- DMCG LtdElectricians
- Chris Bell Plumbing Services LtdPlumbers and heating engineers
- United Prompt Solutions LtdMachinery repair and installation
- Countryside Building & Developments LtdCivil engineering
What happens if SDM Auto 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 30 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2026 to 31 Dec 2026 | £150 |
| 1 to 3 months late | 1 Jan 2027 to 28 Feb 2027 | £375 |
| 3 to 6 months late | 1 Mar 2027 to 31 May 2027 | £750 |
| More than 6 months late | From 1 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 13232943
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 27 February 2021 (5 years ago)
- Registered office
- 37 Lucas Road, Grays, RM17 5AJ
- Nature of business
- Sale of used cars and light motor vehicles (SIC 45112)
Maintenance and repair of motor vehicles (SIC 45200)
Taxi operation (SIC 49320) - Year end
- 28 February (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 19 September 2025
- Previous names
- SDK Auto Care Ltd (until 4 Apr 2022)
Filing notes for motor trade companies
Motor trade companies hold vehicle stock, and how that stock is valued at the year end moves the profit directly. Some use the VAT margin scheme.
Similar companies in Grays
Other active motor trade companies registered in Grays.
- SH Auto Sales Limited2025
- Smart Wheels Autos Ltd2025
- SRB Power Limited2003
- Stand Art Caravans Ltd2023
- Sun Valley Auto Sales Ltd2025
- Svani Limited1998
- Tesilworldwide Ltd2026
- That Used Car Ltd2025
All motor trade companies in Grays · All trades in Grays · Motor traders across the UK
Frequently asked questions
When are SDM Auto Ltd's accounts due?
SDM Auto Ltd's next accounts are due at Companies House by 30 November 2026 (in 48 days), covering the period to 28 February 2026.
When is SDM Auto Ltd's CT600 due?
The CT600 for the period to 28 February 2026 is due at HMRC by 28 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2026.
Is SDM Auto Ltd still trading?
SDM Auto Ltd 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 SDM Auto Ltd do?
SDM Auto Ltd is registered under Sale of used cars and light motor vehicles (SIC 45112); Maintenance and repair of motor vehicles (SIC 45200); Taxi operation (SIC 49320).
How old is SDM Auto Ltd?
SDM Auto Ltd was incorporated on 27 February 2021, 5 years ago.
What is the penalty if SDM Auto 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 SDM Auto Ltd 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.