- Company number
- 17055810
- Incorporated
- 25 Feb 2026
- Registered office
- 514 Neath Road, Morriston, Swansea, SA6 8HG
- Nature of business
- Construction of domestic buildings
Bayside Building Ltd is a newly incorporated private limited company registered in Swansea, company number 17055810, one of 204 building contractors in Swansea. Its next accounts are due at Companies House on 25 November 2027, and its first CT600 is due at HMRC on 24 February 2028.
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 Bayside Building Ltd is registered
The registered office is in Swansea (SA6), in the Swansea local authority area, Wales. Show SA6 8HG on a map.
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What happens if Bayside Building 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 25 November 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 26 Nov 2027 to 25 Dec 2027 | £150 |
| 1 to 3 months late | 26 Dec 2027 to 25 Feb 2028 | £375 |
| 3 to 6 months late | 26 Feb 2028 to 25 May 2028 | £750 |
| More than 6 months late | From 26 May 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 29 Feb 2028 | £200 |
| 3 months late | 28 May 2028 | another £200 |
| 6 months late | 28 Aug 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 2029 | 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
- 17055810
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 25 February 2026
- Registered office
- 514 Neath Road, Morriston, Swansea, SA6 8HG
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 28 February (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Swansea
Other active building contractors registered in Swansea.
- Bayside Construction (Swansea) Ltd2024
- Beachtree Builders Ltd2024
- Bedrich Homes Ltd2024
- Bespoke Construction & Plastering Ltd2024
- Bickford Building and Civil Engineering Ltd2022
- Biggs Contracting Services Ltd2026
- Bislar Limited2025
- Bradbar Construction Limited2021
All building contractors in Swansea · All trades in Swansea · Builders across the UK
Frequently asked questions
When are Bayside Building Ltd's accounts due?
Bayside Building Ltd's next accounts are due at Companies House by 25 November 2027 (in 408 days), covering the period to 28 February 2027.
When is Bayside Building 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 24 February 2027, due by 24 February 2028, and one for the period to 28 February 2027, due by 28 February 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Bayside Building Ltd still trading?
Bayside Building 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 Bayside Building Ltd do?
Bayside Building Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is Bayside Building Ltd?
Bayside Building Ltd was incorporated on 25 February 2026, less than a year ago.
What is the penalty if Bayside Building 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 Bayside Building 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.