- Companies
- Electricians
- South Croydon
- Zero Line Electrical Ltd
Zero Line Electrical Ltd
- Company number
- 16931684
- Incorporated
- 25 Dec 2025
- Registered office
- Flat 2, Redstone Apartments 4 Rectory Park, Sanderstead, South Croydon, CR2 9JL
- Nature of business
- Electrical installation
Zero Line Electrical Ltd is a newly incorporated private limited company registered in South Croydon, company number 16931684, one of 68 electrical contractors in South Croydon. Its next accounts are due at Companies House on 25 September 2027, and its first CT600 is due at HMRC on 24 December 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.
Is this your company?
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Where Zero Line Electrical Ltd is registered
The registered office is in South Croydon (CR2), in the Croydon local authority area, London. Show CR2 9JL on a map.
Other trade companies in CR2
- Noviolux LtdPainters and decorators
- Ottorigo LimitedInstallers
- DRJ Electricals-Gas LtdElectricians
- The New Drivers Shop LtdMotor traders
- Knoxford Plumbing & Heating LtdPlumbers and heating engineers
- Frontline Design & Build LtdBuilders
- Vellarowheels LtdMotor traders
- Lady Ace Cleaning Co LimitedCleaning companies
What happens if Zero Line Electrical 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 25 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 26 Sep 2027 to 25 Oct 2027 | £150 |
| 1 to 3 months late | 26 Oct 2027 to 25 Dec 2027 | £375 |
| 3 to 6 months late | 26 Dec 2027 to 25 Mar 2028 | £750 |
| More than 6 months late | From 26 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- 16931684
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 25 December 2025
- Registered office
- Flat 2, Redstone Apartments 4 Rectory Park, Sanderstead, South Croydon, CR2 9JL
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 31 December (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 South Croydon
Other active electrical contractors registered in South Croydon.
- A-Plus Electrics (South East) Limited2025
- Ab Fire&Security Ltd2023
- Ace Electrical Projects Limited2019
- Ajs Electrotechnical Ltd2024
- Amber-Tech Electrical Services Limited2001
- Bartholomews Electrical Limited2018
- BBR Electrical Ltd2019
- Beckford Electrical Ltd2016
All electrical contractors in South Croydon · All trades in South Croydon · Electricians across the UK
Frequently asked questions
When are Zero Line Electrical Ltd's accounts due?
Zero Line Electrical Ltd's next accounts are due at Companies House by 25 September 2027 (in 348 days), covering the period to 31 December 2026.
When is Zero Line Electrical 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 24 December 2026, due by 24 December 2027, and one for the period to 31 December 2026, due by 31 December 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Zero Line Electrical Ltd still trading?
Zero Line Electrical 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 Zero Line Electrical Ltd do?
Zero Line Electrical Ltd is registered under Electrical installation (SIC 43210).
How old is Zero Line Electrical Ltd?
Zero Line Electrical Ltd was incorporated on 25 December 2025, less than a year ago.
What is the penalty if Zero Line Electrical 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 Zero Line Electrical 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.