- Company number
- 16642947
- Incorporated
- 11 Aug 20251 year trading
- Registered office
- 19 ST Pauls Crescent, Oxford, OX2 9AF
- Nature of business
- Construction of domestic buildings
B Uka Builders Oxford Ltd is a 1-year-old private limited company registered in Oxford, company number 16642947, one of 164 building contractors in Oxford. Its next accounts are due at Companies House on 31 May 2028, and the CT600 for the period to 31 August 2027 is due at HMRC on 31 August 2028.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2026
From the balance sheet at 31 August 2026, as filed at Companies House.
Where B Uka Builders Oxford Ltd is registered
The registered office is in Oxford (OX2), in the Vale of White Horse local authority area, South East. Show OX2 9AF on a map.
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What happens if B Uka Builders Oxford 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 May 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2028 to 30 Jun 2028 | £150 |
| 1 to 3 months late | 1 Jul 2028 to 31 Aug 2028 | £375 |
| 3 to 6 months late | 1 Sep 2028 to 30 Nov 2028 | £750 |
| More than 6 months late | From 1 Dec 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2028 | £200 |
| 3 months late | 30 Nov 2028 | another £200 |
| 6 months late | 28 Feb 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 16642947
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 11 August 2025 (1 year ago)
- Registered office
- 19 ST Pauls Crescent, Oxford, OX2 9AF
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 August 2026
- Last confirmation statement
- 10 August 2026
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 Oxford
Other active building contractors registered in Oxford.
- Balaton Construction Ltd2025
- Barnlando Limited2017
- Beaumont Design & Build Ltd2022
- Benwell Construction Limited2019
- Bespoke by Petras Ltd2024
- Billingham and Young Limited1980
- Blenford Ltd2015
- Bodleian Homes Limited2024
All building contractors in Oxford · All trades in Oxford · Builders across the UK
Frequently asked questions
When are B Uka Builders Oxford Ltd's accounts due?
B Uka Builders Oxford Ltd's next accounts are due at Companies House by 31 May 2028 (in 596 days), covering the period to 31 August 2027.
When is B Uka Builders Oxford Ltd's CT600 due?
The CT600 for the period to 31 August 2027 is due at HMRC by 31 August 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2028.
Is B Uka Builders Oxford Ltd still trading?
B Uka Builders Oxford 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 B Uka Builders Oxford Ltd do?
B Uka Builders Oxford Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is B Uka Builders Oxford Ltd?
B Uka Builders Oxford Ltd was incorporated on 11 August 2025, 1 year ago.
What is the penalty if B Uka Builders Oxford 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 B Uka Builders Oxford 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.