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  4. K S J Plumbing and Electrical Limited

K S J Plumbing and Electrical Limited

ActiveNo accounts filed yet accountsPlumbers and heating engineersDagenham
Company number
16173453
Incorporated
9 Jan 20251 year trading
Registered office
1 Rowallen Parade, Green Lane, Dagenham, RM8 1XU
Nature of business
Plumbing, heat and air-conditioning installation
Accounts due in
88 days
9 Jan 2027
Checked with Companies House 13 Oct 2026

K S J Plumbing and Electrical Limited is a 1-year-old private limited company registered in Dagenham, company number 16173453, one of 83 plumbing and heating companies in Dagenham. Its next accounts are due at Companies House on 9 January 2027, and its first CT600 is due at HMRC on 8 January 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
9 Jan 2027
in 88 days
For the period to 31 Jan 2026
CT600 due (first of two)
8 Jan 2027
in 87 days
Period 9 Jan 2025 to 8 Jan 2026
CT600 due (second of two)
31 Jan 2027
in 110 days
Period 9 Jan 2026 to 31 Jan 2026
Corporation tax payment
1 Nov 2026
in 19 days
9 months and 1 day after the period end
Confirmation statement
29 Jan 2027
in 108 days
Last made up to 15 Jan 2026

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Where K S J Plumbing and Electrical Limited is registered

K S J Plumbing and Electrical Limited's registered office on a map of the UK

The registered office is in Dagenham (RM8), in the Barking and Dagenham local authority area, London. Show RM8 1XU on a map.

Other trade companies in RM8

What happens if K S J Plumbing and Electrical 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 9 January 2027.

Companies HouseAccounts deliveredPenalty
Up to 1 month late10 Jan 2027 to 9 Feb 2027£150
1 to 3 months late10 Feb 2027 to 9 Apr 2027£375
3 to 6 months late10 Apr 2027 to 9 Jul 2027£750
More than 6 months lateFrom 10 Jul 2027£1,500

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

HMRC (CT600)FromPenalty
1 day late1 Feb 2027£200
3 months late30 Apr 2027another £200
6 months late31 Jul 2027HMRC estimates the tax and adds 10% of the unpaid tax
12 months late31 Jan 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
16173453
Status
Active
Company type
Private limited company
Incorporated
9 January 2025 (1 year ago)
Registered office
1 Rowallen Parade, Green Lane, Dagenham, RM8 1XU
Nature of business
Plumbing, heat and air-conditioning installation (SIC 43220)
Year end
31 January (accounting reference date)
Accounts type
No accounts filed yet
Last confirmation statement
15 January 2026
Previous names
K S J Plumbing and Electerical Limited (until 24 Mar 2025)

Filing notes for plumbing and heating companies

Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.

Similar companies in Dagenham

Other active plumbing and heating companies registered in Dagenham.

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Frequently asked questions

When are K S J Plumbing and Electrical Limited's accounts due?

K S J Plumbing and Electrical Limited's next accounts are due at Companies House by 9 January 2027 (in 88 days), covering the period to 31 January 2026.

When is K S J Plumbing and Electrical 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 8 January 2026, due by 8 January 2027, and one for the period to 31 January 2026, due by 31 January 2027. Corporation tax is payable 9 months and 1 day after the end of each.

Is K S J Plumbing and Electrical Limited still trading?

K S J Plumbing and Electrical Limited 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 K S J Plumbing and Electrical Limited do?

K S J Plumbing and Electrical Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).

How old is K S J Plumbing and Electrical Limited?

K S J Plumbing and Electrical Limited was incorporated on 9 January 2025, 1 year ago.

What is the penalty if K S J Plumbing and Electrical 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 K S J Plumbing and Electrical 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, 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.

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