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  4. MK99 Electrotech Ltd

MK99 Electrotech Ltd

ActiveNo accounts filed yet accountsElectriciansLuton
Company number
16615991
Incorporated
30 Jul 20251 year trading
Registered office
264 264 Dunstable Road, Luton, Bedfordshire, LU4 8JL
Nature of business
Electrical installation
Accounts due in
200 days
30 Apr 2027
From the Companies House register, 1 Oct 2026

MK99 Electrotech Ltd is a 1-year-old private limited company registered in Luton, company number 16615991, one of 185 electrical contractors in Luton. Its next accounts are due at Companies House on 30 April 2027, and its first CT600 is due at HMRC on 29 July 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.

Accounts due
30 Apr 2027
in 200 days
For the period to 31 Jul 2026
CT600 due (first of two)
29 Jul 2027
in 290 days
Period 30 Jul 2025 to 29 Jul 2026
CT600 due (second of two)
31 Jul 2027
in 292 days
Period 30 Jul 2026 to 31 Jul 2026
Corporation tax payment
1 May 2027
in 201 days
9 months and 1 day after the period end
Confirmation statement
12 Aug 2026
Date passed; check the register

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Where MK99 Electrotech Ltd is registered

MK99 Electrotech Ltd's registered office on a map of the UK

The registered office is in Luton (LU4), in the Luton local authority area, East of England. Show LU4 8JL on a map.

Other trade companies in LU4

What happens if MK99 Electrotech 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 30 April 2027.

Companies HouseAccounts deliveredPenalty
Up to 1 month late1 May 2027 to 31 May 2027£150
1 to 3 months late1 Jun 2027 to 31 Jul 2027£375
3 to 6 months late1 Aug 2027 to 31 Oct 2027£750
More than 6 months lateFrom 1 Nov 2027£1,500

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

HMRC (CT600)FromPenalty
1 day late1 Aug 2027£200
3 months late31 Oct 2027another £200
6 months late31 Jan 2028HMRC estimates the tax and adds 10% of the unpaid tax
12 months late31 Jul 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
16615991
Status
Active
Company type
Private limited company
Incorporated
30 July 2025 (1 year ago)
Registered office
264 264 Dunstable Road, Luton, Bedfordshire, LU4 8JL
Nature of business
Electrical installation (SIC 43210)
Year end
31 July (accounting reference date)
Accounts type
No accounts filed yet

Filing notes for electrical contractors

Electrical contracting companies are often a director plus a van and tools. Most fall within the micro-entity rules, so the accounts filed at Companies House are short, and the CT600 carries the tax detail.

Similar companies in Luton

Other active electrical contractors registered in Luton.

All electrical contractors in Luton · All trades in Luton · Electricians across the UK

Frequently asked questions

When are MK99 Electrotech Ltd's accounts due?

MK99 Electrotech Ltd's next accounts are due at Companies House by 30 April 2027 (in 200 days), covering the period to 31 July 2026.

When is MK99 Electrotech 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 29 July 2026, due by 29 July 2027, and one for the period to 31 July 2026, due by 31 July 2027. Corporation tax is payable 9 months and 1 day after the end of each.

Is MK99 Electrotech Ltd still trading?

MK99 Electrotech 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 MK99 Electrotech Ltd do?

MK99 Electrotech Ltd is registered under Electrical installation (SIC 43210).

How old is MK99 Electrotech Ltd?

MK99 Electrotech Ltd was incorporated on 30 July 2025, 1 year ago.

What is the penalty if MK99 Electrotech 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 MK99 Electrotech 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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