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  4. Efficiency First Ltd

Efficiency First Ltd

ActiveNo accounts filed yet accountsPlumbers and heating engineersHalifax
Company number
16759550
Incorporated
2 Oct 20251 year trading
Registered office
Unit 2 Holmfield Industrial Estate, Holmfield, Halifax, HX2 9TN
Nature of business
Plumbing, heat and air-conditioning installation; Roofing activities
Accounts due in
263 days
2 Jul 2027
From the Companies House register, 1 Oct 2026

Efficiency First Ltd is a 1-year-old private limited company registered in Halifax, company number 16759550, one of 85 plumbing and heating companies in Halifax. Its next accounts are due at Companies House on 2 July 2027, and its first CT600 is due at HMRC on 1 October 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
2 Jul 2027
in 263 days
For the period to 31 Oct 2026
CT600 due (first of two)
1 Oct 2027
in 354 days
Period 2 Oct 2025 to 1 Oct 2026
CT600 due (second of two)
31 Oct 2027
in 384 days
Period 2 Oct 2026 to 31 Oct 2026
Corporation tax payment
1 Aug 2027
in 293 days
9 months and 1 day after the period end
Confirmation statement
15 Oct 2026
in 3 days

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Where Efficiency First Ltd is registered

Efficiency First Ltd's registered office on a map of the UK

The registered office is in Halifax (HX2), in the Calderdale local authority area, Yorkshire and The Humber. Show HX2 9TN on a map.

Other trade companies in HX2

Also registered at this address

1 other company uses the same registered office as Efficiency First Ltd.

What happens if Efficiency First 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 2 July 2027.

Companies HouseAccounts deliveredPenalty
Up to 1 month late3 Jul 2027 to 2 Aug 2027£150
1 to 3 months late3 Aug 2027 to 2 Oct 2027£375
3 to 6 months late3 Oct 2027 to 2 Jan 2028£750
More than 6 months lateFrom 3 Jan 2028£1,500

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

HMRC (CT600)FromPenalty
1 day late1 Nov 2027£200
3 months late31 Jan 2028another £200
6 months late30 Apr 2028HMRC estimates the tax and adds 10% of the unpaid tax
12 months late31 Oct 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
16759550
Status
Active
Company type
Private limited company
Incorporated
2 October 2025 (1 year ago)
Registered office
Unit 2 Holmfield Industrial Estate, Holmfield, Halifax, HX2 9TN
Nature of business
Plumbing, heat and air-conditioning installation (SIC 43220)
Roofing activities (SIC 43910)
Year end
31 October (accounting reference date)
Accounts type
No accounts filed yet

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 Halifax

Other active plumbing and heating companies registered in Halifax.

All plumbing and heating companies in Halifax · All trades in Halifax · Plumbers and heating engineers across the UK

Frequently asked questions

When are Efficiency First Ltd's accounts due?

Efficiency First Ltd's next accounts are due at Companies House by 2 July 2027 (in 263 days), covering the period to 31 October 2026.

When is Efficiency First 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 1 October 2026, due by 1 October 2027, and one for the period to 31 October 2026, due by 31 October 2027. Corporation tax is payable 9 months and 1 day after the end of each.

Is Efficiency First Ltd still trading?

Efficiency First 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 Efficiency First Ltd do?

Efficiency First Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220); Roofing activities (SIC 43910).

How old is Efficiency First Ltd?

Efficiency First Ltd was incorporated on 2 October 2025, 1 year ago.

What is the penalty if Efficiency First 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 Efficiency First 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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