- Companies
- Mechanics and garages
- Leamington Spa
- Mainline Repairs Ltd
Mainline Repairs Ltd
- Company number
- 16978766
- Incorporated
- 21 Jan 2026
- Registered office
- 14 Hornbeam Grove, Leamington Spa, CV31 1QX
- Nature of business
- Maintenance and repair of motor vehicles; Technical testing and analysis
Mainline Repairs Ltd is a newly incorporated private limited company registered in Leamington Spa, company number 16978766, one of 46 vehicle repair garages in Leamington Spa. Its next accounts are due at Companies House on 21 October 2027, and its first CT600 is due at HMRC on 20 January 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 Mainline Repairs Ltd is registered
The registered office is in Leamington Spa (CV31), in the Warwick local authority area, West Midlands. Show CV31 1QX on a map.
Other trade companies in CV31
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- Mandas Builders LtdBuilders
- Cobblers & Keys Locksmiths LtdMechanics and garages
- Ac Speedshop LtdMotor traders
- Jude Cleaning LtdCleaning companies
- Blue Elephant Flat Roofing LtdRoofers
- Efficiency Company LimitedElectricians
- Powell-Brett Associates LimitedCivil engineering
What happens if Mainline Repairs 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 21 October 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 22 Oct 2027 to 21 Nov 2027 | £150 |
| 1 to 3 months late | 22 Nov 2027 to 21 Jan 2028 | £375 |
| 3 to 6 months late | 22 Jan 2028 to 21 Apr 2028 | £750 |
| More than 6 months late | From 22 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2028 | £200 |
| 3 months late | 30 Apr 2028 | another £200 |
| 6 months late | 31 Jul 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 16978766
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 January 2026
- Registered office
- 14 Hornbeam Grove, Leamington Spa, CV31 1QX
- Nature of business
- Maintenance and repair of motor vehicles (SIC 45200)
Technical testing and analysis (SIC 71200) - Year end
- 31 January (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 Leamington Spa
Other active vehicle repair garages registered in Leamington Spa.
- Man Autos Limited2025
- Meadow Cars Limited2014
- Moserve (Rugby) Limited2007
- Motabars Limited2018
- Old Town Restorations Ltd2020
- R.M.S Auto Centre Limited2014
- Rovertek Ltd2026
- RV Motors Ltd2026
All vehicle repair garages in Leamington Spa · All trades in Leamington Spa · Mechanics and garages across the UK
Frequently asked questions
When are Mainline Repairs Ltd's accounts due?
Mainline Repairs Ltd's next accounts are due at Companies House by 21 October 2027 (in 374 days), covering the period to 31 January 2027.
When is Mainline Repairs Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 20 January 2027, due by 20 January 2028, and one for the period to 31 January 2027, due by 31 January 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Mainline Repairs Ltd still trading?
Mainline Repairs 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 Mainline Repairs Ltd do?
Mainline Repairs Ltd is registered under Maintenance and repair of motor vehicles (SIC 45200); Technical testing and analysis (SIC 71200).
How old is Mainline Repairs Ltd?
Mainline Repairs Ltd was incorporated on 21 January 2026, less than a year ago.
What is the penalty if Mainline Repairs 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 Mainline Repairs 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.