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  4. Ali Marine Ltd

Ali Marine Ltd

ActiveTotal exemption (full) accountsCivil engineeringNewry
Company number
NI677898
Incorporated
29 Mar 20215 years trading
Registered office
31 Windmill Road, Kilkeel, Newry, County Down, BT34 4LP
Nature of business
Construction of utility projects for electricity and telecommunications; Other transportation support activities
Accounts due in
79 days
31 Dec 2026
From the Companies House register, 1 Oct 2026

Ali Marine Ltd is a 5-year-old private limited company registered in Newry, company number NI677898, one of 52 civil engineering contractors in Newry. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 2027.

Key dates

Worked out from the year end and filing history on the Companies House register.

Accounts due
31 Dec 2026
in 79 days
For the period to 31 Mar 2026
CT600 due
31 Mar 2027
in 169 days
Period 1 Apr 2025 to 31 Mar 2026
Corporation tax payment
1 Jan 2027
in 80 days
9 months and 1 day after the period end
Confirmation statement
15 Jul 2027
in 275 days
Last made up to 1 Jul 2026

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Where Ali Marine Ltd is registered

Ali Marine Ltd's registered office on a map of the UK

The registered office is in Newry (BT34), in the Newry, Mourne and Down local authority area, Northern Ireland. Show BT34 4LP on a map.

Other trade companies in BT34

What happens if Ali Marine 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 December 2026.

Companies HouseAccounts deliveredPenalty
Up to 1 month late1 Jan 2027 to 31 Jan 2027£150
1 to 3 months late1 Feb 2027 to 31 Mar 2027£375
3 to 6 months late1 Apr 2027 to 30 Jun 2027£750
More than 6 months lateFrom 1 Jul 2027£1,500

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

HMRC (CT600)FromPenalty
1 day late1 Apr 2027£200
3 months late30 Jun 2027another £200
6 months late30 Sep 2027HMRC estimates the tax and adds 10% of the unpaid tax
12 months late31 Mar 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
NI677898
Status
Active
Company type
Private limited company
Incorporated
29 March 2021 (5 years ago)
Registered office
31 Windmill Road, Kilkeel, Newry, County Down, BT34 4LP
Nature of business
Construction of utility projects for electricity and telecommunications (SIC 42220)
Other transportation support activities (SIC 52290)
Year end
31 March (accounting reference date)
Accounts type
Total exemption (full)
Last accounts made up to
31 March 2025
Last confirmation statement
1 July 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.

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Other active civil engineering contractors registered in Newry.

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Frequently asked questions

When are Ali Marine Ltd's accounts due?

Ali Marine Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.

When is Ali Marine Ltd's CT600 due?

The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.

Is Ali Marine Ltd still trading?

Ali Marine 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 Ali Marine Ltd do?

Ali Marine Ltd is registered under Construction of utility projects for electricity and telecommunications (SIC 42220); Other transportation support activities (SIC 52290).

How old is Ali Marine Ltd?

Ali Marine Ltd was incorporated on 29 March 2021, 5 years ago.

What is the penalty if Ali Marine 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 Ali Marine 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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