- Companies
- Plumbers and heating engineers
- Bishops Stortford
- Rust & Son Ltd
Rust & Son Ltd
- Company number
- 15656938
- Incorporated
- 18 Apr 20242 years trading
- Registered office
- The Old Court House, 26A Church Street, Bishops Stortford, Hertfordshire, CM23 2LY
- Nature of business
- Plumbing, heat and air-conditioning installation
Rust & Son Ltd is a 2-year-old private limited company registered in Bishops Stortford, company number 15656938, one of 11 plumbing and heating companies in Bishops Stortford. Its next accounts are due at Companies House on 31 January 2027, and the CT600 for the period to 30 April 2026 is due at HMRC on 30 April 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 30 April 2025, as filed at Companies House.
Where Rust & Son Ltd is registered
The registered office is in Bishops Stortford (CM23), in the East Hertfordshire local authority area, East of England. Show CM23 2LY on a map.
Other trade companies in CM23
- Virtual Bee Property Development LtdProperty developers
- Cerberus (Compliance & Maintain) LimitedInstallers
- Cerberus (Electrical & Renewables) LimitedInstallers
- Bishop's Stortford Tyres Hub LimitedMechanics and garages
- Da Power LtdElectricians
- Henry Daniel Building Co LtdBuilders
- Wolfe Services LimitedMachinery repair and installation
- Bells Exterior Services LimitedCleaning companies
Shared registered office
27 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Rust & Son 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 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2027 to 28 Feb 2027 | £150 |
| 1 to 3 months late | 1 Mar 2027 to 30 Apr 2027 | £375 |
| 3 to 6 months late | 1 May 2027 to 31 Jul 2027 | £750 |
| More than 6 months late | From 1 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 2028 | 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
- 15656938
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 April 2024 (2 years ago)
- Registered office
- The Old Court House, 26A Church Street, Bishops Stortford, Hertfordshire, CM23 2LY
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 17 April 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 Bishops Stortford
Other active plumbing and heating companies registered in Bishops Stortford.
- Valentino's Plumbing & Heating Ltd2021
- Woodward Air Services Ltd2018
- Aquatech Plumbingheating and Gas Ltd2004
- Climate Hire Group Limited2023
- Eco Energy Installations Ltd2020
- Essex Heating and Solar Ltd2011
- Free Flow Heating Ltd.2017
- Ignite Heating and Plumbing Services Ltd2016
All plumbing and heating companies in Bishops Stortford · All trades in Bishops Stortford · Plumbers and heating engineers across the UK
Frequently asked questions
When are Rust & Son Ltd's accounts due?
Rust & Son Ltd's next accounts are due at Companies House by 31 January 2027 (in 111 days), covering the period to 30 April 2026.
When is Rust & Son Ltd's CT600 due?
The CT600 for the period to 30 April 2026 is due at HMRC by 30 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2027.
Is Rust & Son Ltd still trading?
Rust & Son 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 Rust & Son Ltd do?
Rust & Son Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Rust & Son Ltd?
Rust & Son Ltd was incorporated on 18 April 2024, 2 years ago.
What is the penalty if Rust & Son 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 Rust & Son 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.