- Companies
- Cleaning companies
- Birmingham
- Coss Limited
Coss Limited
- Company number
- 16863279
- Incorporated
- 17 Nov 2025
- Registered office
- 129 Darley Avenue, Birmingham, B34 6JN
- Nature of business
- General cleaning of buildings; Specialised cleaning services
Coss Limited is a newly incorporated private limited company registered in Birmingham, company number 16863279, one of 688 cleaning companies in Birmingham. Its next accounts are due at Companies House on 17 August 2027, and its first CT600 is due at HMRC on 16 November 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.
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Where Coss Limited is registered
The registered office is in Birmingham (B34), in the Birmingham local authority area, West Midlands. Show B34 6JN on a map.
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What happens if Coss 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 17 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 18 Aug 2027 to 17 Sep 2027 | £150 |
| 1 to 3 months late | 18 Sep 2027 to 17 Nov 2027 | £375 |
| 3 to 6 months late | 18 Nov 2027 to 17 Feb 2028 | £750 |
| More than 6 months late | From 18 Feb 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 16863279
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 November 2025
- Registered office
- 129 Darley Avenue, Birmingham, B34 6JN
- Nature of business
- General cleaning of buildings (SIC 81210)
Specialised cleaning services (SIC 81222) - Year end
- 30 November (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for cleaning companies
Cleaning companies are often staff-heavy, so wages, pension contributions and the employment allowance all show up in the accounts.
Similar companies in Birmingham
Other active cleaning companies registered in Birmingham.
- Crescendo Perfect Touch Ltd2026
- Cristal Clear Solutions Ltd2025
- Crown and Crystal Clean Limited2026
- Crystal Bubbles Services Limited2025
- Crystal Clear Cleaning Services Inc Ltd2024
- Crystal Edge Cleaning Ltd2026
- CS Car Wash Ltd2026
- CXQ Ltd2024
All cleaning companies in Birmingham · All trades in Birmingham · Cleaning companies across the UK
Frequently asked questions
When are Coss Limited's accounts due?
Coss Limited's next accounts are due at Companies House by 17 August 2027 (in 309 days), covering the period to 30 November 2026.
When is Coss Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 16 November 2026, due by 16 November 2027, and one for the period to 30 November 2026, due by 30 November 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Coss Limited still trading?
Coss 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 Coss Limited do?
Coss Limited is registered under General cleaning of buildings (SIC 81210); Specialised cleaning services (SIC 81222).
How old is Coss Limited?
Coss Limited was incorporated on 17 November 2025, less than a year ago.
What is the penalty if Coss 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 Coss 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.