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  4. Baysie Gas UK Ltd

Baysie Gas UK Ltd

ActiveMicro-entity accountsPlumbers and heating engineersSheffield
Company number
09936139
Incorporated
5 Jan 201610 years trading
Registered office
15 Tansley Drive, Sheffield, S9 1LH
Nature of business
Plumbing, heat and air-conditioning installation
Accounts due in
78 days
31 Dec 2026
Net assets
£13K▼
-0.9% on the year before
Employees
1
Average during the year
From the Companies House register, 1 Oct 2026

Baysie Gas UK Ltd is a 10-year-old private limited company registered in Sheffield, company number 09936139, one of 305 plumbing and heating companies in Sheffield. 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.

Accounts due
31 Dec 2026
in 78 days
For the period to 31 Mar 2026
CT600 due
31 Mar 2027
in 168 days
Period 1 Apr 2025 to 31 Mar 2026
Corporation tax payment
1 Jan 2027
in 79 days
9 months and 1 day after the period end
Confirmation statement
18 Jan 2027
in 96 days
Last made up to 4 Jan 2026

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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 £119 (-0.9%) on the year before, to £13K.
  • Net assets rose in 5 of 9 year-on-year comparisons on record.
  • Current assets of £24K against £11K owed within a year: 2.2 times cover.
  • 1 employee on average during the year.
  • Balance sheets on record for 10 years, 2016 to 2025.

Net assets by year

Net assets at each year end, 2016 to 2025£0£5,000£10K31 March 2016: net assets £13£13201631 March 2017: net assets £47£47201731 March 2018: net assets £1£1201831 March 2019: net assets £7,486£7,486201931 March 2020: net assets £8,769£8,769202031 March 2021: net assets £7,859£7,859202131 March 2022: net assets £7,400£7,400202231 March 2023: net assets £11K£11K202331 March 2024: net assets £13K£13K202431 March 2025: net assets £13K£13K2025
Net assets at each year end, 2016 to 2025£0£5,000£10K31 March 2016: net assets £13£13'1631 March 2017: net assets £47£47'1731 March 2018: net assets £1£1'1831 March 2019: net assets £7,486£7,486'1931 March 2020: net assets £8,769£8,769'2031 March 2021: net assets £7,859£7,859'2131 March 2022: net assets £7,400£7,400'2231 March 2023: net assets £11K£11K'2331 March 2024: net assets £13K£13K'2431 March 2025: net assets £13K£13K'25
Year endNet assetsCashCurrent assetsOwed within a yearEmployees
31 Mar 2025£13K£24K£11K1
31 Mar 2024£13K£19K£5,8071
31 Mar 2023£11K£17K£5,5781
31 Mar 2022£7,400£11K£3,7311
31 Mar 2021£7,859£10K£2,7091
31 Mar 2020£8,769£16K£7,1741
31 Mar 2019£7,486£11K£4,460
31 Mar 2018£1£1,120£1,661
31 Mar 2017£47£740£1,406
31 Mar 2016£13£1,672£2,335

Where Baysie Gas UK Ltd is registered

Baysie Gas UK Ltd's registered office on a map of the UK

The registered office is in Sheffield (S9), in the Sheffield local authority area, Yorkshire and The Humber. Show S9 1LH on a map.

Other trade companies in S9

What happens if Baysie Gas UK 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 2026.

Companies HouseAccounts deliveredPenalty
Up to 1 month late1 Jan 2027 to 31 Jan 2027£150
1 to 3 months late1 Feb 2027 to 31 Mar 2027£375
3 to 6 months late1 Apr 2027 to 30 Jun 2027£750
More than 6 months lateFrom 1 Jul 2027£1,500

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

HMRC (CT600)FromPenalty
1 day late1 Apr 2027£200
3 months late30 Jun 2027another £200
6 months late30 Sep 2027HMRC estimates the tax and adds 10% of the unpaid tax
12 months late31 Mar 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
09936139
Status
Active
Company type
Private limited company
Incorporated
5 January 2016 (10 years ago)
Registered office
15 Tansley Drive, Sheffield, S9 1LH
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
4 January 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 Sheffield

Other active plumbing and heating companies registered in Sheffield.

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

Frequently asked questions

When are Baysie Gas UK Ltd's accounts due?

Baysie Gas UK Ltd's next accounts are due at Companies House by 31 December 2026 (in 78 days), covering the period to 31 March 2026.

When is Baysie Gas UK Ltd'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 Baysie Gas UK Ltd still trading?

Baysie Gas UK 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 Baysie Gas UK Ltd do?

Baysie Gas UK Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).

How old is Baysie Gas UK Ltd?

Baysie Gas UK Ltd was incorporated on 5 January 2016, 10 years ago.

What is the penalty if Baysie Gas UK 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 Baysie Gas UK 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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