- Companies
- Builders
- Longniddry
- Base-Line Construction Ltd
Base-Line Construction Ltd
- Company number
- SC543937
- Incorporated
- 30 Aug 201610 years trading
- Registered office
- 14-15 Main Street, Longniddry, East Lothian, EH32 0NF
- Nature of business
- Construction of domestic buildings
Base-Line Construction Ltd is a 10-year-old private limited company registered in Longniddry, company number SC543937, one of the UK's building contractors. Its next accounts are due at Companies House on 31 March 2027, and the CT600 for the period to 30 June 2026 is due at HMRC on 30 June 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 £1,026 (-0.5%) on the year before, to £207K.
- Net assets rose in 0 of 5 year-on-year comparisons on record.
- Current assets of £209K against £1,290 owed within a year: more than 10 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 7 years, 2017 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Jun 2025 | £207K | £769 | £209K | £1,290 | 0 |
| 30 Jun 2024 | £208K | £288 | £210K | £1,720 | 0 |
| 30 Jun 2023 | £214K | £138 | £216K | £1,580 | 0 |
| 30 Jun 2022 | £232K | £2,798 | £329K | £96K | 0 |
| 31 Aug 2019 | £10 | ||||
| 31 Aug 2018 | £10 | ||||
| 31 Aug 2017 | £10 |
Where Base-Line Construction Ltd is registered
The registered office is in Longniddry (EH32), in the East Lothian local authority area, Scotland. Show EH32 0NF on a map.
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Also registered at this address
7 other companies use the same registered office as Base-Line Construction Ltd.
- Brown Demolitions LtdGroundworks and demolition
- Edinburgh Roofing Services Scotland LtdRoofers
- Jigsaw Installations Scotland LtdJoiners and carpenters
- M. Woods Roofing and Building LtdRoofers
- Red Star Projects (Scotland) LtdProperty developers
- Sheldrick Roofing Services LtdRoofers
- Southfield Properties Edinburgh LtdProperty developers
What happens if Base-Line Construction 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 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2027 to 30 Apr 2027 | £150 |
| 1 to 3 months late | 1 May 2027 to 30 Jun 2027 | £375 |
| 3 to 6 months late | 1 Jul 2027 to 30 Sep 2027 | £750 |
| More than 6 months late | From 1 Oct 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2027 | £200 |
| 3 months late | 30 Sep 2027 | another £200 |
| 6 months late | 30 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- SC543937
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 30 August 2016 (10 years ago)
- Registered office
- 14-15 Main Street, Longniddry, East Lothian, EH32 0NF
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 30 June (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 12 June 2026
- Charges (mortgages)
- 1 outstanding of 1 registered
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 Longniddry
Other active building contractors registered in Longniddry.
All building contractors in Longniddry · All trades in Longniddry · Builders across the UK
Frequently asked questions
When are Base-Line Construction Ltd's accounts due?
Base-Line Construction Ltd's next accounts are due at Companies House by 31 March 2027 (in 170 days), covering the period to 30 June 2026.
When is Base-Line Construction Ltd's CT600 due?
The CT600 for the period to 30 June 2026 is due at HMRC by 30 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2027.
Is Base-Line Construction Ltd still trading?
Base-Line Construction 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 Base-Line Construction Ltd do?
Base-Line Construction Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is Base-Line Construction Ltd?
Base-Line Construction Ltd was incorporated on 30 August 2016, 10 years ago.
What is the penalty if Base-Line Construction 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 Base-Line Construction 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.