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Company profile · Civil engineering

308 Contracts Ltd

308 Contracts Ltd is a 1-year-old private limited company registered in Clydebank, company number SC848124, one of 11 civil engineering contractors in Clydebank. Its next accounts are due at Companies House on 11 February 2027, and its first CT600 is due at HMRC on 10 May 2027.

Active SC848124 No accounts filed yet accounts Clydebank Since 2025

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.

Accounts due
11 Feb 2027
in 122 days
For the period to 31 May 2026
CT600 due (first of two)
10 May 2027
in 210 days
Period 11 May 2025 to 10 May 2026
CT600 due (second of two)
31 May 2027
in 231 days
Period 11 May 2026 to 31 May 2026
Corporation tax payment
1 Mar 2027
in 140 days
9 months and 1 day after the period end
Confirmation statement
6 Nov 2026
in 25 days
Last made up to 23 Oct 2025

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Where 308 Contracts Ltd is registered

308 Contracts Ltd's registered office on a map of the UK

The registered office is in Clydebank (G81), in the West Dunbartonshire local authority area, Scotland. Show G81 6DD on a map.

Other trade companies in G81

Also registered at this address

1 other company uses the same registered office as 308 Contracts Ltd.

What happens if 308 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 11 February 2027.

Companies HouseAccounts deliveredPenalty
Up to 1 month late12 Feb 2027 to 11 Mar 2027£150
1 to 3 months late12 Mar 2027 to 11 May 2027£375
3 to 6 months late12 May 2027 to 11 Aug 2027£750
More than 6 months lateFrom 12 Aug 2027£1,500

Penalties double if the accounts were also late the year before.

HMRC (CT600)FromPenalty
1 day late1 Jun 2027£200
3 months late31 Aug 2027another £200
6 months late30 Nov 2027HMRC estimates the tax and adds 10% of the unpaid tax
12 months late31 May 2028another 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
SC848124
Status
Active
Company type
Private limited company
Incorporated
11 May 2025 (1 year ago)
Registered office
1 Burnbrae, Clydebank, G81 6DD
Nature of business
Construction of utility projects for electricity and telecommunications (SIC 42220)
Electrical installation (SIC 43210)
Year end
31 May (accounting reference date)
Accounts type
No accounts filed yet
Last confirmation statement
23 October 2025

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 Clydebank

Other active civil engineering contractors registered in Clydebank.

All civil engineering contractors in Clydebank · All trades in Clydebank · Civil engineering across the UK

Frequently asked questions

When are 308 Contracts Ltd's accounts due?

308 Contracts Ltd's next accounts are due at Companies House by 11 February 2027 (in 122 days), covering the period to 31 May 2026.

When is 308 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 10 May 2026, due by 10 May 2027, and one for the period to 31 May 2026, due by 31 May 2027. Corporation tax is payable 9 months and 1 day after the end of each.

Is 308 Contracts Ltd still trading?

308 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 308 Contracts Ltd do?

308 Contracts Ltd is registered under Construction of utility projects for electricity and telecommunications (SIC 42220); Electrical installation (SIC 43210).

How old is 308 Contracts Ltd?

308 Contracts Ltd was incorporated on 11 May 2025, 1 year ago.

What is the penalty if 308 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 308 Contracts Ltd on Companies House for filed documents, officers and the full history.

Report an error on this page

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.

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