- Companies
- Plumbers and heating engineers
- Tranent
- K Mac Plumbing&Heating Limited
K Mac Plumbing&Heating Limited
- Company number
- SC854378
- Incorporated
- 2 Jul 20251 year trading
- Registered office
- 27 Ness Place, Tranent, EH33 2QP
- Nature of business
- Plumbing, heat and air-conditioning installation
K Mac Plumbing&Heating Limited is a 1-year-old private limited company registered in Tranent, company number SC854378, one of 8 plumbing and heating companies in Tranent. Its next accounts are due at Companies House on 30 April 2028, and the CT600 for the period to 31 July 2027 is due at HMRC on 31 July 2028.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2026
From the balance sheet at 31 July 2026, as filed at Companies House.
Where K Mac Plumbing&Heating Limited is registered
The registered office is in Tranent (EH33), in the East Lothian local authority area, Scotland. Show EH33 2QP on a map.
Other trade companies in EH33
- Scaffolding Services Scotland LtdScaffolders
- Sure Step Bathing Solutions LtdPlumbers and heating engineers
- Idh Build Services LtdBuilders
- Platinum Trading Scot LimitedBuilders
- Cruz Contracts LtdBuilders
- Premier Facilities Management Edinburgh LtdCleaning companies
- Lusk Joinery LtdJoiners and carpenters
- Platinum Empire LtdBuilders
What happens if K Mac Plumbing&Heating Limited 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 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2028 to 31 May 2028 | £150 |
| 1 to 3 months late | 1 Jun 2028 to 31 Jul 2028 | £375 |
| 3 to 6 months late | 1 Aug 2028 to 31 Oct 2028 | £750 |
| More than 6 months late | From 1 Nov 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2028 | £200 |
| 3 months late | 31 Oct 2028 | another £200 |
| 6 months late | 31 Jan 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 2029 | 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
- SC854378
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 July 2025 (1 year ago)
- Registered office
- 27 Ness Place, Tranent, EH33 2QP
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 July (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 July 2026
- Last confirmation statement
- 1 July 2026
Filing notes for plumbing and heating companies
Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.
Similar companies in Tranent
Other active plumbing and heating companies registered in Tranent.
- One Plumbing & Heating Contracts Ltd2021
- Precise Plumbing & Heating Edi Ltd2024
- Sure Step Bathing Solutions Ltd2026
- Theheat Ltd2008
- Ai P&H Ltd2026
- East Air Conditioning Ltd.2003
- East Lothian Plumbing & Heating Ltd.2003
All plumbing and heating companies in Tranent · All trades in Tranent · Plumbers and heating engineers across the UK
Frequently asked questions
When are K Mac Plumbing&Heating Limited's accounts due?
K Mac Plumbing&Heating Limited's next accounts are due at Companies House by 30 April 2028 (in 565 days), covering the period to 31 July 2027.
When is K Mac Plumbing&Heating Limited's CT600 due?
The CT600 for the period to 31 July 2027 is due at HMRC by 31 July 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2028.
Is K Mac Plumbing&Heating Limited still trading?
K Mac Plumbing&Heating Limited 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 K Mac Plumbing&Heating Limited do?
K Mac Plumbing&Heating Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is K Mac Plumbing&Heating Limited?
K Mac Plumbing&Heating Limited was incorporated on 2 July 2025, 1 year ago.
What is the penalty if K Mac Plumbing&Heating Limited 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 K Mac Plumbing&Heating Limited 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.