Company profile · Builders
Ildx Ltd
Ildx Ltd is a 1-year-old private limited company registered in Coventry, company number 16558816, one of 500 building contractors in Coventry. Its next accounts are due at Companies House on 3 April 2027, and its first CT600 is due at HMRC on 2 July 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?
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 Ildx 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 Ildx Ltd is registered
The registered office is in Coventry (CV6), in the Coventry local authority area, West Midlands. Show CV6 5HA on a map.
Other trade companies in CV6
- Alex Wheels LtdMechanics and garages
- Calin Brothers Build, Demo & Clean LtdBuilders
- Apex Clean and Care LimitedCleaning companies
- RGJ Works UK LimitedBuilders
- CR7 Construction LtdBuilders
- Zaniyr Cars LtdMotor traders
- Montavere Holdings LtdMotor traders
- MRF Garage LtdMechanics and garages
What happens if Ildx 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 3 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 4 Apr 2027 to 3 May 2027 | £150 |
| 1 to 3 months late | 4 May 2027 to 3 Jul 2027 | £375 |
| 3 to 6 months late | 4 Jul 2027 to 3 Oct 2027 | £750 |
| More than 6 months late | From 4 Oct 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 16558816
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 3 July 2025 (1 year ago)
- Registered office
- 4 Crabmill Lane, Coventry, CV6 5HA
- Nature of business
- Construction of domestic buildings (SIC 41202)
Freight transport by road (SIC 49410) - Year end
- 31 July (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 Coventry
Other active building contractors registered in Coventry.
- In House - Out House Ltd2021
- Indrustia DGD Limited2026
- Innova Concept Ltd2026
- Innovations 20 Ltd2022
- Ionel 1977 Ltd2019
- Ir Building & Construction Ltd2023
- J Garner Construction Limited2009
- J S Malhi General Builders UK Limited2016
All building contractors in Coventry · All trades in Coventry · Builders across the UK
Frequently asked questions
When are Ildx Ltd's accounts due?
Ildx Ltd's next accounts are due at Companies House by 3 April 2027 (in 173 days), covering the period to 31 July 2026.
When is Ildx 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 2 July 2026, due by 2 July 2027, and one for the period to 31 July 2026, due by 31 July 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Ildx Ltd still trading?
Ildx Ltd is listed as active on the Companies House register (checked 12 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 Ildx Ltd do?
Ildx Ltd is registered under Construction of domestic buildings (SIC 41202); Freight transport by road (SIC 49410).
How old is Ildx Ltd?
Ildx Ltd was incorporated on 3 July 2025, 1 year ago.
What is the penalty if Ildx 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 Ildx Ltd on Companies House for filed documents, officers and the full history.
Is something here wrong, or would you like this page removed? Request a correction or removal.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.