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  1. Companies
  2. Plumbers and heating engineers
  3. Northampton
  4. Reactive Plumber Ltd

Reactive Plumber Ltd

ActiveMicro-entity accountsPlumbers and heating engineersNorthampton
Company number
16149770
Incorporated
23 Dec 20241 year trading
Registered office
Derngate Mews, Derngate, Northampton, Northamptonshire, NN1 1UE
Nature of business
Plumbing, heat and air-conditioning installation
Accounts due in
445 days
31 Dec 2027
From the Companies House register, 1 Oct 2026

Reactive Plumber Ltd is a 1-year-old private limited company registered in Northampton, company number 16149770, one of 197 plumbing and heating companies in Northampton. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 2028.

Key dates

Worked out from the year end and filing history on the Companies House register.

Accounts due
31 Dec 2027
in 445 days
For the period to 31 Mar 2027
CT600 due
31 Mar 2028
in 536 days
Period 1 Apr 2026 to 31 Mar 2027
Corporation tax payment
1 Jan 2028
in 446 days
9 months and 1 day after the period end
Confirmation statement
5 Jan 2027
in 85 days
Last made up to 22 Dec 2025

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Where Reactive Plumber Ltd is registered

Reactive Plumber Ltd's registered office on a map of the UK

The registered office is in Northampton (NN1), in the West Northamptonshire local authority area, East Midlands. Show NN1 1UE on a map.

Other trade companies in NN1

Also registered at this address

23 other companies use the same registered office as Reactive Plumber Ltd.

What happens if Reactive Plumber 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 31 December 2027.

Companies HouseAccounts deliveredPenalty
Up to 1 month late1 Jan 2028 to 31 Jan 2028£150
1 to 3 months late1 Feb 2028 to 31 Mar 2028£375
3 to 6 months late1 Apr 2028 to 30 Jun 2028£750
More than 6 months lateFrom 1 Jul 2028£1,500

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

HMRC (CT600)FromPenalty
1 day late1 Apr 2028£200
3 months late30 Jun 2028another £200
6 months late30 Sep 2028HMRC estimates the tax and adds 10% of the unpaid tax
12 months late31 Mar 2029another 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
16149770
Status
Active
Company type
Private limited company
Incorporated
23 December 2024 (1 year ago)
Registered office
Derngate Mews, Derngate, Northampton, Northamptonshire, NN1 1UE
Nature of business
Plumbing, heat and air-conditioning installation (SIC 43220)
Year end
31 March (accounting reference date)
Accounts type
Micro-entity
Last accounts made up to
31 March 2026
Last confirmation statement
22 December 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 Northampton

Other active plumbing and heating companies registered in Northampton.

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

Frequently asked questions

When are Reactive Plumber Ltd's accounts due?

Reactive Plumber Ltd's next accounts are due at Companies House by 31 December 2027 (in 445 days), covering the period to 31 March 2027.

When is Reactive Plumber Ltd's CT600 due?

The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.

Is Reactive Plumber Ltd still trading?

Reactive Plumber 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 Reactive Plumber Ltd do?

Reactive Plumber Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).

How old is Reactive Plumber Ltd?

Reactive Plumber Ltd was incorporated on 23 December 2024, 1 year ago.

What is the penalty if Reactive Plumber 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 Reactive Plumber 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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