Byl Ltd
- Company number
- 14669507
- Incorporated
- 17 Feb 20233 years trading
- Registered office
- 13 Walton Vale, Liverpool, L9 4RE
- Nature of business
- Construction of railways and underground railways
Byl Ltd is a 3-year-old private limited company registered in Liverpool, company number 14669507, one of 284 civil engineering contractors in Liverpool. Its next accounts are due at Companies House on 30 November 2026, and the CT600 for the period to 28 February 2026 is due at HMRC on 28 February 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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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 up £12K (+77.2%) on the year before, to £27K.
- Current assets of £2,167 against £9,880 owed within a year: 0.2 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 2 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2025 | £27K | £2,167 | £9,880 | 2 | |
| 28 Feb 2024 | £15K | £5,323 | £6,543 | 2 |
Where Byl Ltd is registered
The registered office is in Liverpool (L9), in the Liverpool local authority area, North West. Show L9 4RE on a map.
Other trade companies in L9
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- JM Interior Systems LtdFinishing trades
- D J Gil LimitedElectricians
- Mickeybluenose LimitedCleaning companies
- Mde Professional Services LtdInstallers
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- JJB Civils Construction and Landscapes LtdLandscapers and gardeners
- KSD Utilities LtdCivil engineering
Shared registered office
30 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Byl 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 30 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2026 to 31 Dec 2026 | £150 |
| 1 to 3 months late | 1 Jan 2027 to 28 Feb 2027 | £375 |
| 3 to 6 months late | 1 Mar 2027 to 31 May 2027 | £750 |
| More than 6 months late | From 1 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 14669507
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 February 2023 (3 years ago)
- Registered office
- 13 Walton Vale, Liverpool, L9 4RE
- Nature of business
- Construction of railways and underground railways (SIC 42120)
- Year end
- 28 February (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 16 February 2026
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 Liverpool
Other active civil engineering contractors registered in Liverpool.
- C. Walsh Property Maintenance Ltd2003
- C.B. Construction North West Ltd2024
- Cal-Jona Ltd2022
- Campbell Excavations Limited2014
- Cannon Civils Ltd2021
- Carberry Building Services Ltd1997
- Carl Hancocks Qa NDT Ltd2025
- Carpenter Projects Ltd2007
All civil engineering contractors in Liverpool · All trades in Liverpool · Civil engineering across the UK
Frequently asked questions
When are Byl Ltd's accounts due?
Byl Ltd's next accounts are due at Companies House by 30 November 2026 (in 49 days), covering the period to 28 February 2026.
When is Byl Ltd's CT600 due?
The CT600 for the period to 28 February 2026 is due at HMRC by 28 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2026.
Is Byl Ltd still trading?
Byl 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 Byl Ltd do?
Byl Ltd is registered under Construction of railways and underground railways (SIC 42120).
How old is Byl Ltd?
Byl Ltd was incorporated on 17 February 2023, 3 years ago.
What is the penalty if Byl 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 Byl 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.