- Companies
- Groundworks and demolition
- Seaham
- RMC Services Limited
RMC Services Limited
- Company number
- 16753899
- Incorporated
- 30 Sep 20251 year trading
- Registered office
- 8 Cottages Road, Seaham, SR7 7RL
- Nature of business
- Test drilling and boring
RMC Services Limited is a 1-year-old private limited company registered in Seaham, company number 16753899, one of the UK's groundworks and demolition companies. Its next accounts are due at Companies House on 30 June 2027, and its first CT600 is due at HMRC on 29 September 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 RMC Services Limited is registered
The registered office is in Seaham (SR7), in the County Durham local authority area, North East. Show SR7 7RL on a map.
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What happens if RMC Services 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 30 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 16753899
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 30 September 2025 (1 year ago)
- Registered office
- 8 Cottages Road, Seaham, SR7 7RL
- Nature of business
- Test drilling and boring (SIC 43130)
- Year end
- 30 September (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for groundworks and demolition companies
Groundworks and demolition companies tend to own heavy plant, so capital allowances and hire purchase liabilities show up in both the accounts and the CT600.
Similar companies in Seaham
Other active groundworks and demolition companies registered in Seaham.
- A Dawson Groundwork Services Limited2016
- Aquatherm Drilling Ltd2025
- J. Taylor Drilling Services Limited2023
All groundworks and demolition companies in Seaham · All trades in Seaham · Groundworks and demolition across the UK
Frequently asked questions
When are RMC Services Limited's accounts due?
RMC Services Limited's next accounts are due at Companies House by 30 June 2027 (in 260 days), covering the period to 30 September 2026.
When is RMC Services 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 29 September 2026, due by 29 September 2027, and one for the period to 30 September 2026, due by 30 September 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is RMC Services Limited still trading?
RMC Services 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 RMC Services Limited do?
RMC Services Limited is registered under Test drilling and boring (SIC 43130).
How old is RMC Services Limited?
RMC Services Limited was incorporated on 30 September 2025, 1 year ago.
What is the penalty if RMC Services 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 RMC Services 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.