- Companies
- Plumbers and heating engineers
- Honiton
- South West Oil Tanks Limited
South West Oil Tanks Limited
- Company number
- 12324523
- Incorporated
- 20 Nov 20196 years trading
- Registered office
- Killarney Hayne Lane, Wilmington, Honiton, EX14 9JY
- Nature of business
- Plumbing, heat and air-conditioning installation
South West Oil Tanks Limited is a 6-year-old private limited company registered in Honiton, company number 12324523, one of 12 plumbing and heating companies in Honiton. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
Is this your company?
File the 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 South West Oil Tanks 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.
Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets down £10K (-219.5%) on the year before, to -£5,647.
- Net assets rose in 1 of 3 year-on-year comparisons on record.
- Current assets of £15K against £41K owed within a year: 0.4 times cover.
- -1 employees on average, down from 1 the year before.
- Balance sheets on record for 4 years, 2020 to 2023.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2023 | -£5,647 | £15K | £41K | -1 | |
| 30 Nov 2022 | £4,725 | £20K | £16K | 1 | |
| 30 Nov 2021 | £1,060 | £20K | 2 | ||
| 30 Nov 2020 | £2,167 | £34K | £39K | 2 |
Where South West Oil Tanks Limited is registered
The registered office is in Honiton (EX14), in the East Devon local authority area, South West. Show EX14 9JY on a map.
Other trade companies in EX14
- HGV Windscreens LtdMechanics and garages
- S&S Bricklaying LtdBuilders
- D Dumitru Haulage LtdMotor traders
- Otter Vale LtdMechanics and garages
- A&M Decorating Services LtdPainters and decorators
- Tailored Electrical & Renewables LtdElectricians
- BSR Decorating LtdPainters and decorators
- T.W.S Property Development LtdProperty developers
What happens if South West Oil Tanks 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 31 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 12324523
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 November 2019 (6 years ago)
- Registered office
- Killarney Hayne Lane, Wilmington, Honiton, EX14 9JY
- 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 2025
- Last confirmation statement
- 19 November 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 Honiton
Other active plumbing and heating companies registered in Honiton.
- Synergi (SW) Limited2014
- Cleveland Drains Ltd2025
- Cool Heat South West Limited2016
- Drakes Plumbing and Heating South West Ltd2025
- Exeter Stoves & Chimneys Ltd2012
- Knight Plumbing & Heating South West Limited2019
- M & D Keywood Plumbing Limited2018
- Mark Hill Plumbing & Heating Limited2013
All plumbing and heating companies in Honiton · All trades in Honiton · Plumbers and heating engineers across the UK
Frequently asked questions
When are South West Oil Tanks Limited's accounts due?
South West Oil Tanks Limited's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is South West Oil Tanks Limited's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is South West Oil Tanks Limited still trading?
South West Oil Tanks 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 South West Oil Tanks Limited do?
South West Oil Tanks Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is South West Oil Tanks Limited?
South West Oil Tanks Limited was incorporated on 20 November 2019, 6 years ago.
What is the penalty if South West Oil Tanks 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 South West Oil Tanks 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.