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  4. RMJ Electrical Ltd

RMJ Electrical Ltd

ActiveNo accounts filed yet accountsElectriciansCuffley
Company number
16051622
Incorporated
30 Oct 20241 year trading
Registered office
C/O SGB Accountants, Sopers House, Sopers Road, Cuffley, EN6 4RY
Nature of business
Electrical installation
Accounts due in
18 days
30 Oct 2026
From the Companies House register, 1 Oct 2026

RMJ Electrical Ltd is a 1-year-old private limited company registered in Cuffley, company number 16051622, one of 11 electrical contractors in Cuffley. Its next accounts are due at Companies House on 30 October 2026, and its first CT600 is due at HMRC on 29 October 2026.

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
30 Oct 2026
in 18 days
For the period to 31 Oct 2025
CT600 due (first of two)
29 Oct 2026
in 17 days
Period 30 Oct 2024 to 29 Oct 2025
CT600 due (second of two)
31 Oct 2026
in 19 days
Period 30 Oct 2025 to 31 Oct 2025
Corporation tax payment
1 Aug 2026
Date passed
9 months and 1 day after the period end
Confirmation statement
12 Nov 2026
in 31 days
Last made up to 29 Oct 2025

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Where RMJ Electrical Ltd is registered

RMJ Electrical Ltd's registered office on a map of the UK

The registered office is in Cuffley (EN6), in the Welwyn Hatfield local authority area, East of England. Show EN6 4RY on a map.

Other trade companies in EN6

Shared registered office

39 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.

What happens if RMJ Electrical 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 October 2026.

Companies HouseAccounts deliveredPenalty
Up to 1 month late31 Oct 2026 to 30 Nov 2026£150
1 to 3 months late1 Dec 2026 to 30 Jan 2027£375
3 to 6 months late31 Jan 2027 to 30 Apr 2027£750
More than 6 months lateFrom 1 May 2027£1,500

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

HMRC (CT600)FromPenalty
1 day late1 Nov 2026£200
3 months late31 Jan 2027another £200
6 months late30 Apr 2027HMRC estimates the tax and adds 10% of the unpaid tax
12 months late31 Oct 2027another 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
16051622
Status
Active
Company type
Private limited company
Incorporated
30 October 2024 (1 year ago)
Registered office
C/O SGB Accountants, Sopers House, Sopers Road, Cuffley, EN6 4RY
Nature of business
Electrical installation (SIC 43210)
Year end
31 October (accounting reference date)
Accounts type
No accounts filed yet
Last confirmation statement
29 October 2025

Filing notes for electrical contractors

Electrical contracting companies are often a director plus a van and tools. Most fall within the micro-entity rules, so the accounts filed at Companies House are short, and the CT600 carries the tax detail.

Similar companies in Cuffley

Other active electrical contractors registered in Cuffley.

All electrical contractors in Cuffley · All trades in Cuffley · Electricians across the UK

Frequently asked questions

When are RMJ Electrical Ltd's accounts due?

RMJ Electrical Ltd's next accounts are due at Companies House by 30 October 2026 (in 18 days), covering the period to 31 October 2025.

When is RMJ Electrical 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 29 October 2025, due by 29 October 2026, and one for the period to 31 October 2025, due by 31 October 2026. Corporation tax is payable 9 months and 1 day after the end of each.

Is RMJ Electrical Ltd still trading?

RMJ Electrical 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 RMJ Electrical Ltd do?

RMJ Electrical Ltd is registered under Electrical installation (SIC 43210).

How old is RMJ Electrical Ltd?

RMJ Electrical Ltd was incorporated on 30 October 2024, 1 year ago.

What is the penalty if RMJ Electrical 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 RMJ Electrical Ltd 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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