- Companies
- Civil engineering
- Leeds
- International Line Services Limited
International Line Services Limited
- Company number
- 12126901
- Incorporated
- 29 Jul 20197 years trading
- Registered office
- 13 ST. Pauls Street, Morley, Leeds, Yorkshire, LS27 9EP
- Nature of business
- Construction of utility projects for electricity and telecommunications
International Line Services Limited is a 7-year-old private limited company registered in Leeds, company number 12126901, one of 163 civil engineering contractors in Leeds. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 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 down £1,522 (-25.6%) on the year before, to £4,413.
- Net assets rose in 2 of 5 year-on-year comparisons on record.
- Current assets of £13K against £8,928 owed within a year: 1.5 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jul 2025 | £4,413 | £13K | £8,928 | 1 | |
| 31 Jul 2024 | £5,935 | £13K | £7,480 | 1 | |
| 31 Jul 2023 | £25K | £30K | £4,707 | 1 | |
| 31 Jul 2022 | £43K | £47K | £5,094 | 1 | |
| 31 Jul 2021 | £22K | £51K | £33K | 1 | |
| 31 Jul 2020 | £1,718 | £4,232 | 1 |
Where International Line Services Limited is registered
The registered office is in Leeds (LS27), in the Leeds local authority area, Yorkshire and The Humber. Show LS27 9EP on a map.
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What happens if International Line Services Limited 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 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 12126901
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 29 July 2019 (7 years ago)
- Registered office
- 13 ST. Pauls Street, Morley, Leeds, Yorkshire, LS27 9EP
- Nature of business
- Construction of utility projects for electricity and telecommunications (SIC 42220)
- Year end
- 31 July (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 8 August 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 Leeds
Other active civil engineering contractors registered in Leeds.
- Interquip Global Limited2019
- Ive Construction & Engineering Ltd2025
- J S Earthing Solutions Limited2004
- J&R Utilities Ltd2026
- J. Page Construction Limited2013
- J.K.L. (Leeds) Limited1993
- JJ Calvey Civil Engineering Limited2020
- K Browne Civil Engineering Ltd2016
All civil engineering contractors in Leeds · All trades in Leeds · Civil engineering across the UK
Frequently asked questions
When are International Line Services Limited's accounts due?
International Line Services Limited's next accounts are due at Companies House by 30 April 2027 (in 199 days), covering the period to 31 July 2026.
When is International Line Services Limited's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is International Line Services Limited still trading?
International Line Services Limited 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 International Line Services Limited do?
International Line Services Limited is registered under Construction of utility projects for electricity and telecommunications (SIC 42220).
How old is International Line Services Limited?
International Line Services Limited was incorporated on 29 July 2019, 7 years ago.
What is the penalty if International Line Services Limited 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 International Line Services Limited 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.