- Companies
- Plumbers and heating engineers
- Dartford
- N8 Ductwork Limited
N8 Ductwork Limited
- Company number
- 16623090
- Incorporated
- 1 Aug 20251 year trading
- Registered office
- 8 Twisleton Court, Priory Hill, Dartford, Kent, DA1 2EN
- Nature of business
- Plumbing, heat and air-conditioning installation
N8 Ductwork Limited is a 1-year-old private limited company registered in Dartford, company number 16623090, one of 121 plumbing and heating companies in Dartford. Its next accounts are due at Companies House on 1 May 2027, and its first CT600 is due at HMRC on 31 July 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.
Is this your company?
File the first accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for N8 Ductwork LimitedOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
Where N8 Ductwork Limited is registered
The registered office is in Dartford (DA1), in the Dartford local authority area, South East. Show DA1 2EN on a map.
Other trade companies in DA1
- Unit 6 Bespoke LtdSpecialist contractors
- Smartlifting LtdBuilders
- Degrees Bespoke Finishes LtdPlasterers
- A & A Electrical and Refrigeration LtdBuilders
- Elm Servicing LtdMachinery repair and installation
- WND Refrigeration LimitedPlumbers and heating engineers
- Moore Flooring and Sons LtdFloor and wall tilers
- Kinergy Systems LtdElectricians
Shared registered office
50 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 N8 Ductwork 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 1 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 2 May 2027 to 1 Jun 2027 | £150 |
| 1 to 3 months late | 2 Jun 2027 to 1 Aug 2027 | £375 |
| 3 to 6 months late | 2 Aug 2027 to 1 Nov 2027 | £750 |
| More than 6 months late | From 2 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 2028 | another 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
- 16623090
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 August 2025 (1 year ago)
- Registered office
- 8 Twisleton Court, Priory Hill, Dartford, Kent, DA1 2EN
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 August (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 31 July 2026
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 Dartford
Other active plumbing and heating companies registered in Dartford.
- NCK Pest Proofing and Property Maintenance Solutions Ltd2024
- Newtons Plumbing Services Ltd2015
- Nicholson Gas Services Limited2026
- One Flame Gas Engineers Ltd2022
- Park Stevens Property Services Ltd2008
- PHVM’Services Ltd2023
- Pintec Group Ltd2017
- Plumbing Smart Limited2016
All plumbing and heating companies in Dartford · All trades in Dartford · Plumbers and heating engineers across the UK
Frequently asked questions
When are N8 Ductwork Limited's accounts due?
N8 Ductwork Limited's next accounts are due at Companies House by 1 May 2027 (in 200 days), covering the period to 31 August 2026.
When is N8 Ductwork 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 31 July 2026, due by 31 July 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 N8 Ductwork Limited still trading?
N8 Ductwork Limited 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 N8 Ductwork Limited do?
N8 Ductwork Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is N8 Ductwork Limited?
N8 Ductwork Limited was incorporated on 1 August 2025, 1 year ago.
What is the penalty if N8 Ductwork 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 N8 Ductwork Limited on Companies House for filed documents, officers and the full history.
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.