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  4. Atk Heating Services Ltd

Atk Heating Services Ltd

ActiveNo accounts filed yet accountsPlumbers and heating engineersLuton
Company number
16638157
Incorporated
8 Aug 20251 year trading
Registered office
5 Francis Street, Luton, LU1 1HP
Nature of business
Plumbing, heat and air-conditioning installation
Accounts due in
208 days
8 May 2027
Checked with Companies House 12 Oct 2026

Atk Heating Services Ltd is a 1-year-old private limited company registered in Luton, company number 16638157, one of 158 plumbing and heating companies in Luton. Its next accounts are due at Companies House on 8 May 2027, and its first CT600 is due at HMRC on 7 August 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
8 May 2027
in 208 days
For the period to 31 Aug 2026
CT600 due (first of two)
7 Aug 2027
in 299 days
Period 8 Aug 2025 to 7 Aug 2026
CT600 due (second of two)
31 Aug 2027
in 323 days
Period 8 Aug 2026 to 31 Aug 2026
Corporation tax payment
1 Jun 2027
in 232 days
9 months and 1 day after the period end
Confirmation statement
21 Aug 2026
Overdue by 52 days

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Where Atk Heating Services Ltd is registered

Atk Heating Services Ltd's registered office on a map of the UK

The registered office is in Luton (LU1), in the Luton local authority area, East of England. Show LU1 1HP on a map.

Other trade companies in LU1

What happens if Atk Heating Services 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 8 May 2027.

Companies HouseAccounts deliveredPenalty
Up to 1 month late9 May 2027 to 8 Jun 2027£150
1 to 3 months late9 Jun 2027 to 8 Aug 2027£375
3 to 6 months late9 Aug 2027 to 8 Nov 2027£750
More than 6 months lateFrom 9 Nov 2027£1,500

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

HMRC (CT600)FromPenalty
1 day late1 Sep 2027£200
3 months late30 Nov 2027another £200
6 months late29 Feb 2028HMRC estimates the tax and adds 10% of the unpaid tax
12 months late31 Aug 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
16638157
Status
Active
Company type
Private limited company
Incorporated
8 August 2025 (1 year ago)
Registered office
5 Francis Street, Luton, LU1 1HP
Nature of business
Plumbing, heat and air-conditioning installation (SIC 43220)
Year end
31 August (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.

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Other active plumbing and heating companies registered in Luton.

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Frequently asked questions

When are Atk Heating Services Ltd's accounts due?

Atk Heating Services Ltd's next accounts are due at Companies House by 8 May 2027 (in 208 days), covering the period to 31 August 2026.

When is Atk Heating Services 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 7 August 2026, due by 7 August 2027, and one for the period to 31 August 2026, due by 31 August 2027. Corporation tax is payable 9 months and 1 day after the end of each.

Is Atk Heating Services Ltd still trading?

Atk Heating Services Ltd is listed as active on the Companies House register (checked 12 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 Atk Heating Services Ltd do?

Atk Heating Services Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).

How old is Atk Heating Services Ltd?

Atk Heating Services Ltd was incorporated on 8 August 2025, 1 year ago.

What is the penalty if Atk Heating Services 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 Atk Heating Services 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, rechecked 12 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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