- Companies
- Plumbers and heating engineers
- Larne
- Drainsbay Utilities Ltd
Drainsbay Utilities Ltd
- Company number
- NI734829
- Incorporated
- 27 Oct 2025
- Registered office
- 120A Main Street, Larne, BT40 1RG
- Nature of business
- Plumbing, heat and air-conditioning installation
Drainsbay Utilities Ltd is a newly incorporated private limited company registered in Larne, company number NI734829, one of 9 plumbing and heating companies in Larne. Its next accounts are due at Companies House on 27 July 2027, and its first CT600 is due at HMRC on 26 October 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.
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Where Drainsbay Utilities Ltd is registered
The registered office is in Larne (BT40), in the Mid and East Antrim local authority area, Northern Ireland. Show BT40 1RG on a map.
Other trade companies in BT40
- GW Home Improvements and Maintenance LtdBuilders
- East Coast Contracting NI LtdBuilders
- Abbey Washing Machines LtdRepair services
- CM Fit Out & Construction LtdJoiners and carpenters
- Blackwood & Crawford LtdProperty developers
- TT Tiling LtdFloor and wall tilers
- JM Servicess LtdSpecialist contractors
- NPH Heating and Plumbing LtdPlumbers and heating engineers
What happens if Drainsbay Utilities 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 27 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 28 Jul 2027 to 27 Aug 2027 | £150 |
| 1 to 3 months late | 28 Aug 2027 to 27 Oct 2027 | £375 |
| 3 to 6 months late | 28 Oct 2027 to 27 Jan 2028 | £750 |
| More than 6 months late | From 28 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 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
- NI734829
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 27 October 2025
- Registered office
- 120A Main Street, Larne, BT40 1RG
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 October (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.
Similar companies in Larne
Other active plumbing and heating companies registered in Larne.
- M&DT Plumbing and Heating Ltd2021
- Mastercraft Plumbing Limited2026
- NPH Heating and Plumbing Ltd2026
- The Gas Man (N.I.) Ltd2019
- Uel O'Neill Ltd2013
- B9 Energy Storage Ltd2011
- Boiler Cure NI Ltd2016
- CD Mechanical Services Ltd2020
All plumbing and heating companies in Larne · All trades in Larne · Plumbers and heating engineers across the UK
Frequently asked questions
When are Drainsbay Utilities Ltd's accounts due?
Drainsbay Utilities Ltd's next accounts are due at Companies House by 27 July 2027 (in 287 days), covering the period to 31 October 2026.
When is Drainsbay Utilities 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 26 October 2026, due by 26 October 2027, and one for the period to 31 October 2026, due by 31 October 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Drainsbay Utilities Ltd still trading?
Drainsbay Utilities 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 Drainsbay Utilities Ltd do?
Drainsbay Utilities Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Drainsbay Utilities Ltd?
Drainsbay Utilities Ltd was incorporated on 27 October 2025, less than a year ago.
What is the penalty if Drainsbay Utilities 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 Drainsbay Utilities Ltd 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.