- Company number
- 16840075
- Incorporated
- 7 Nov 2025
- Registered office
- The Old Barn 5 Moat Close, Chipstead, Sevenoaks, TN13 2HZ
- Nature of business
- Construction of domestic buildings
Locx System Limited is a newly incorporated private limited company registered in Sevenoaks, company number 16840075, one of 97 building contractors in Sevenoaks. Its next accounts are due at Companies House on 7 August 2027, and its first CT600 is due at HMRC on 6 November 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 Locx System Limited is registered
The registered office is in Sevenoaks (TN13), in the Sevenoaks local authority area, South East. Show TN13 2HZ on a map.
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- Cleancare Sevenoaks LimitedCleaning companies
- Heat 209 LtdPlumbers and heating engineers
- Action Rail Southeast LtdCivil engineering
- Wildflower Gardening Services LtdLandscapers and gardeners
- Fire Protect London LtdElectricians
- Tilos Energy LimitedInstallers
- Orbis Developments (Mid-Sussex) LtdInstallers
Also registered at this address
3 other companies use the same registered office as Locx System Limited.
- Locx Ip LtdBuilders
- Luxury Pods LtdBuilders
- Tidewater Estates LimitedProperty developers
What happens if Locx System 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 7 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 8 Aug 2027 to 7 Sep 2027 | £150 |
| 1 to 3 months late | 8 Sep 2027 to 7 Nov 2027 | £375 |
| 3 to 6 months late | 8 Nov 2027 to 7 Feb 2028 | £750 |
| More than 6 months late | From 8 Feb 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 16840075
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 7 November 2025
- Registered office
- The Old Barn 5 Moat Close, Chipstead, Sevenoaks, TN13 2HZ
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 30 November (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 15 April 2026
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Sevenoaks
Other active building contractors registered in Sevenoaks.
- Luxury Pods Ltd2022
- M&A Mechanical Engineering Ltd2024
- Mack-Build Ltd2018
- Mi Climate Limited2018
- Montholme Limited2011
- Mortimer Construction & Scaffolding Ltd2012
- Northchurch Homes Limited2004
- Oakleigh Carpentry & Construction Ltd2022
All building contractors in Sevenoaks · All trades in Sevenoaks · Builders across the UK
Frequently asked questions
When are Locx System Limited's accounts due?
Locx System Limited's next accounts are due at Companies House by 7 August 2027 (in 299 days), covering the period to 30 November 2026.
When is Locx System 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 6 November 2026, due by 6 November 2027, and one for the period to 30 November 2026, due by 30 November 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Locx System Limited still trading?
Locx System 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 Locx System Limited do?
Locx System Limited is registered under Construction of domestic buildings (SIC 41202).
How old is Locx System Limited?
Locx System Limited was incorporated on 7 November 2025, less than a year ago.
What is the penalty if Locx System 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 Locx System 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.