- Companies
- Civil engineering
- Coleraine
- Boylan Contracts Ltd
Boylan Contracts Ltd
- Company number
- NI742431
- Incorporated
- 24 Jul 2026
- Registered office
- 10 Church Street, Kilrea, Coleraine, BT51 5QU
- Nature of business
- Construction of utility projects for fluids; Construction of utility projects for electricity and telecommunications
Boylan Contracts Ltd is a newly incorporated private limited company registered in Coleraine, company number NI742431, one of 12 civil engineering contractors in Coleraine. Its next accounts are due at Companies House on 24 April 2028, and its first CT600 is due at HMRC on 23 July 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 Boylan Contracts Ltd is registered
The registered office is in Coleraine (BT51), in the Causeway Coast and Glens local authority area, Northern Ireland. Show BT51 5QU on a map.
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What happens if Boylan Contracts 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 24 April 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 25 Apr 2028 to 24 May 2028 | £150 |
| 1 to 3 months late | 25 May 2028 to 24 Jul 2028 | £375 |
| 3 to 6 months late | 25 Jul 2028 to 24 Oct 2028 | £750 |
| More than 6 months late | From 25 Oct 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2028 | £200 |
| 3 months late | 31 Oct 2028 | another £200 |
| 6 months late | 31 Jan 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- NI742431
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 24 July 2026
- Registered office
- 10 Church Street, Kilrea, Coleraine, BT51 5QU
- Nature of business
- Construction of utility projects for fluids (SIC 42210)
Construction of utility projects for electricity and telecommunications (SIC 42220) - Year end
- 31 July (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies in Coleraine
Other active civil engineering contractors registered in Coleraine.
- Brockaghbuoy Civil Engineering Ltd2020
- Deh Plant Hire Ltd2001
- Easycharge (NI) Limited2023
- Energy Acquisitions Group Limited2019
- McBride Contracts Ltd2007
- Mullan Contracts (2016) Ltd2016
- Mullan Contracts (2020) Ltd2020
- Port Constructions Limited2015
All civil engineering contractors in Coleraine · All trades in Coleraine · Civil engineering across the UK
Frequently asked questions
When are Boylan Contracts Ltd's accounts due?
Boylan Contracts Ltd's next accounts are due at Companies House by 24 April 2028 (in 560 days), covering the period to 31 July 2027.
When is Boylan Contracts 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 23 July 2027, due by 23 July 2028, and one for the period to 31 July 2027, due by 31 July 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Boylan Contracts Ltd still trading?
Boylan Contracts 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 Boylan Contracts Ltd do?
Boylan Contracts Ltd is registered under Construction of utility projects for fluids (SIC 42210); Construction of utility projects for electricity and telecommunications (SIC 42220).
How old is Boylan Contracts Ltd?
Boylan Contracts Ltd was incorporated on 24 July 2026, less than a year ago.
What is the penalty if Boylan Contracts 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 Boylan Contracts 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.