- Companies
- Plumbers and heating engineers
- Inverness
- McMillan Plumbing & Heating Ltd
McMillan Plumbing & Heating Ltd
- Company number
- SC896482
- Incorporated
- 20 Jul 2026
- Registered office
- Laggan View, Dores Road, Inverness, IV2 6DH
- Nature of business
- Plumbing, heat and air-conditioning installation
McMillan Plumbing & Heating Ltd is a newly incorporated private limited company registered in Inverness, company number SC896482, one of 29 plumbing and heating companies in Inverness. Its next accounts are due at Companies House on 20 April 2028, and its first CT600 is due at HMRC on 19 July 2028.
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.
Is this your company?
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Where McMillan Plumbing & Heating Ltd is registered
The registered office is in Inverness (IV2), in the Highland local authority area, Scotland. Show IV2 6DH on a map.
Other trade companies in IV2
- Abernethy Flooring LimitedFloor and wall tilers
- GST Engineering Services LimitedMachinery repair and installation
- Rockall Connect LtdElectricians
- North Caledonian Roofing LtdRoofers
- GK Highland Electrical LtdElectricians
- Quantum Quarters LtdProperty developers
- LSM Eco Heat Solutions LtdPlumbers and heating engineers
- Jordanmccallion LtdBuilders
What happens if McMillan Plumbing & Heating 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 20 April 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 21 Apr 2028 to 20 May 2028 | £150 |
| 1 to 3 months late | 21 May 2028 to 20 Jul 2028 | £375 |
| 3 to 6 months late | 21 Jul 2028 to 20 Oct 2028 | £750 |
| More than 6 months late | From 21 Oct 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
- SC896482
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 July 2026
- Registered office
- Laggan View, Dores Road, Inverness, IV2 6DH
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 July (accounting reference date)
- Accounts type
- No accounts filed yet
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 Inverness
Other active plumbing and heating companies registered in Inverness.
- Mode Plumbing & Heating Services Ltd2018
- Moray Firth Heating Services Limited2013
- Munro Plumbing & Heating Services Limited2026
- Nda Prime Services Ltd2022
- Neville Renewables Ltd2024
- North Heat Solutions Ltd2026
- PJB Heating Services Ltd2026
- PPH (Highland) Limited2026
All plumbing and heating companies in Inverness · All trades in Inverness · Plumbers and heating engineers across the UK
Frequently asked questions
When are McMillan Plumbing & Heating Ltd's accounts due?
McMillan Plumbing & Heating Ltd's next accounts are due at Companies House by 20 April 2028 (in 555 days), covering the period to 31 July 2027.
When is McMillan Plumbing & Heating 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 19 July 2027, due by 19 July 2028, and one for the period to 31 July 2027, due by 31 July 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is McMillan Plumbing & Heating Ltd still trading?
McMillan Plumbing & Heating 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 McMillan Plumbing & Heating Ltd do?
McMillan Plumbing & Heating Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is McMillan Plumbing & Heating Ltd?
McMillan Plumbing & Heating Ltd was incorporated on 20 July 2026, less than a year ago.
What is the penalty if McMillan Plumbing & Heating 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 McMillan Plumbing & Heating 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.