- Companies
- Civil engineering
- Sherborne
- Mason Civils Ltd
Mason Civils Ltd
- Company number
- 16358293
- Incorporated
- 1 Apr 20251 year trading
- Registered office
- Crendle Lodge Crendle Court, Purse Caundle, Sherborne, DT9 5DT
- Nature of business
- Construction of other civil engineering projects n.e.c.
Mason Civils Ltd is a 1-year-old private limited company registered in Sherborne, company number 16358293, one of the UK's civil engineering contractors. Its next accounts are due at Companies House on 1 January 2027, and its first CT600 is due at HMRC on 31 March 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 Mason Civils Ltd is registered
The registered office is in Sherborne (DT9), in the Dorset local authority area, South West. Show DT9 5DT on a map.
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What happens if Mason Civils 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 1 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 2 Jan 2027 to 1 Feb 2027 | £150 |
| 1 to 3 months late | 2 Feb 2027 to 1 Apr 2027 | £375 |
| 3 to 6 months late | 2 Apr 2027 to 1 Jul 2027 | £750 |
| More than 6 months late | From 2 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 16358293
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 April 2025 (1 year ago)
- Registered office
- Crendle Lodge Crendle Court, Purse Caundle, Sherborne, DT9 5DT
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 30 April (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 31 March 2026
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies in Sherborne
Other active civil engineering contractors registered in Sherborne.
All civil engineering contractors in Sherborne · All trades in Sherborne · Civil engineering across the UK
Frequently asked questions
When are Mason Civils Ltd's accounts due?
Mason Civils Ltd's next accounts are due at Companies House by 1 January 2027 (in 80 days), covering the period to 30 April 2026.
When is Mason Civils 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 31 March 2026, due by 31 March 2027, and one for the period to 30 April 2026, due by 30 April 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Mason Civils Ltd still trading?
Mason Civils 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 Mason Civils Ltd do?
Mason Civils Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is Mason Civils Ltd?
Mason Civils Ltd was incorporated on 1 April 2025, 1 year ago.
What is the penalty if Mason Civils 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 Mason Civils 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.