- Companies
- Civil engineering
- Basingstoke
- CSL Marking Solutions Ltd
CSL Marking Solutions Ltd
- Company number
- 16780850
- Incorporated
- 13 Oct 20251 year trading
- Registered office
- 101 Devonshire House, Wade Road, Basingstoke, RG24 8PE
- Nature of business
- Construction of roads and motorways
CSL Marking Solutions Ltd is a 1-year-old private limited company registered in Basingstoke, company number 16780850, one of 14 civil engineering contractors in Basingstoke. Its next accounts are due at Companies House on 13 July 2027, and its first CT600 is due at HMRC on 12 October 2027.
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 CSL Marking Solutions Ltd is registered
The registered office is in Basingstoke (RG24), in the Basingstoke and Deane local authority area, South East. Show RG24 8PE on a map.
Other trade companies in RG24
- Otelia Contractors LimitedJoiners and carpenters
- Quandos Cleaners LtdCleaning companies
- Cleary Construction LtdSpecialist contractors
- Chamberlain Renovations LimitedProperty developers
- PB Classics LtdMotor traders
- Mobile Vehicle Repairs & Tyre Shop LtdMotor traders
- Norse Process Engineering LtdSpecialist contractors
- Ability Adaptations Group LimitedFinishing trades
Also registered at this address
7 other companies use the same registered office as CSL Marking Solutions Ltd.
- Aquarius Plumbing and Heating Services LtdPlumbers and heating engineers
- CG Brickwork Ltd.Builders
- Crestwood Bespoke Kitchens LtdFinishing trades
- Fleet Carpentry Services LtdBuilders
- Heath Lake Building Services LtdBuilders
- Nightingale Project Management LtdProperty developers
- PB Classics LtdMotor traders
What happens if CSL Marking Solutions 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 13 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 14 Jul 2027 to 13 Aug 2027 | £150 |
| 1 to 3 months late | 14 Aug 2027 to 13 Oct 2027 | £375 |
| 3 to 6 months late | 14 Oct 2027 to 13 Jan 2028 | £750 |
| More than 6 months late | From 14 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 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
- 16780850
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 October 2025 (1 year ago)
- Registered office
- 101 Devonshire House, Wade Road, Basingstoke, RG24 8PE
- Nature of business
- Construction of roads and motorways (SIC 42110)
- Year end
- 31 October (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 Basingstoke
Other active civil engineering contractors registered in Basingstoke.
- Griffin Lifting Services Limited2023
- Iaraa Ltd2026
- Impact Moling Trenchless Installations Limited2006
- KBS Construction Ltd2012
- MW Engineers Limited2021
- NSD Lupu Limited2026
- Paul's Plumbing & Heating Services Ltd2018
- SF Fibre Ltd2022
All civil engineering contractors in Basingstoke · All trades in Basingstoke · Civil engineering across the UK
Frequently asked questions
When are CSL Marking Solutions Ltd's accounts due?
CSL Marking Solutions Ltd's next accounts are due at Companies House by 13 July 2027 (in 273 days), covering the period to 31 October 2026.
When is CSL Marking Solutions 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 12 October 2026, due by 12 October 2027, and one for the period to 31 October 2026, due by 31 October 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is CSL Marking Solutions Ltd still trading?
CSL Marking Solutions 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 CSL Marking Solutions Ltd do?
CSL Marking Solutions Ltd is registered under Construction of roads and motorways (SIC 42110).
How old is CSL Marking Solutions Ltd?
CSL Marking Solutions Ltd was incorporated on 13 October 2025, 1 year ago.
What is the penalty if CSL Marking Solutions 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 CSL Marking Solutions 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.