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  4. Locx System Limited

Locx System Limited

ActiveNo accounts filed yet accountsBuildersSevenoaks
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
Accounts due in
299 days
7 Aug 2027
From the Companies House register, 1 Oct 2026

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.

Accounts due
7 Aug 2027
in 299 days
For the period to 30 Nov 2026
CT600 due (first of two)
6 Nov 2027
in 390 days
Period 7 Nov 2025 to 6 Nov 2026
CT600 due (second of two)
30 Nov 2027
in 414 days
Period 7 Nov 2026 to 30 Nov 2026
Corporation tax payment
1 Sep 2027
in 324 days
9 months and 1 day after the period end
Confirmation statement
29 Apr 2027
in 199 days
Last made up to 15 Apr 2026

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Where Locx System Limited is registered

Locx System Limited's registered office on a map of the UK

The registered office is in Sevenoaks (TN13), in the Sevenoaks local authority area, South East. Show TN13 2HZ on a map.

Other trade companies in TN13

Also registered at this address

3 other companies use the same registered office as Locx System Limited.

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 HouseAccounts deliveredPenalty
Up to 1 month late8 Aug 2027 to 7 Sep 2027£150
1 to 3 months late8 Sep 2027 to 7 Nov 2027£375
3 to 6 months late8 Nov 2027 to 7 Feb 2028£750
More than 6 months lateFrom 8 Feb 2028£1,500

Penalties double if the accounts were also late the year before.

HMRC (CT600)FromPenalty
1 day late1 Dec 2027£200
3 months late29 Feb 2028another £200
6 months late30 May 2028HMRC estimates the tax and adds 10% of the unpaid tax
12 months late30 Nov 2028another 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.

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.

Report an error on this page

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.

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