- Company number
- 17213072
- Incorporated
- 12 May 2026
- Registered office
- 8 Rothbury Avenue, Rainham, RM13 9HT
- Nature of business
- Construction of commercial buildings; Construction of domestic buildings
Cozaru Ltd is a newly incorporated private limited company registered in Rainham, company number 17213072, one of 152 building contractors in Rainham. Its next accounts are due at Companies House on 12 February 2028, and its first CT600 is due at HMRC on 11 May 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?
File the first accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Cozaru LtdOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
Where Cozaru Ltd is registered
The registered office is in Rainham (RM13), in the Havering local authority area, London. Show RM13 9HT on a map.
Other trade companies in RM13
- MM Motor Capital LtdMotor traders
- Namto LtdBuilders
- Digline Utilities LtdBuilders
- A & M Heating Plumbing LimitedPlumbers and heating engineers
- Cultured Auto LtdMechanics and garages
- Skyway Home LtdSpecialist contractors
- Car Sales Direct LtdMotor traders
- TLL Engineering Ltd LtdBuilders
What happens if Cozaru 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 12 February 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 13 Feb 2028 to 12 Mar 2028 | £150 |
| 1 to 3 months late | 13 Mar 2028 to 12 May 2028 | £375 |
| 3 to 6 months late | 13 May 2028 to 12 Aug 2028 | £750 |
| More than 6 months late | From 13 Aug 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2028 | £200 |
| 3 months late | 31 Aug 2028 | another £200 |
| 6 months late | 30 Nov 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 17213072
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 May 2026
- Registered office
- 8 Rothbury Avenue, Rainham, RM13 9HT
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202) - Year end
- 31 May (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Rainham
Other active building contractors registered in Rainham.
- D & A Builders Ltd2018
- D&P Brothers Ltd2020
- D.G. Construct Solution Ltd2015
- Dajci Construction Ltd2022
- Damiraein Developments Ltd2026
- Daniel's Property Services Maintenance and Construction Ltd2021
- Darran Construction Services Ltd2023
- Digline Utilities Ltd2026
All building contractors in Rainham · All trades in Rainham · Builders across the UK
Frequently asked questions
When are Cozaru Ltd's accounts due?
Cozaru Ltd's next accounts are due at Companies House by 12 February 2028 (in 487 days), covering the period to 31 May 2027.
When is Cozaru 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 11 May 2027, due by 11 May 2028, and one for the period to 31 May 2027, due by 31 May 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Cozaru Ltd still trading?
Cozaru 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 Cozaru Ltd do?
Cozaru Ltd is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202).
How old is Cozaru Ltd?
Cozaru Ltd was incorporated on 12 May 2026, less than a year ago.
What is the penalty if Cozaru 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 Cozaru 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.