UK SIC 2007 code in Section C: Manufacturing
23640 Manufacture of mortars
SIC 23640 is the UK code for manufacture of mortars. Companies House accepts it when you register a company or file a confirmation statement.
- Code
- 23640 (UK SIC 2007, Companies House list)
- Section
- Section C: Manufacturing
- Division
- 23 Manufacture of other non-metallic mineral products
- SIC 2026
- 23.64 Manufacture of mortars (1:1)
Activities ONS lists under 23640
The ONS index assigns these 3 activities to this code. If one describes your company, this is the code to use.
- Mortars (manufacture)
- Mortars (powdered) (manufacture)
- Ready-mixed wet mortars (manufacture)
Source: ONS UK SIC 2007 alphabetical index.
What changes in SIC 2026
ONS published UK SIC 2026 in 2026. Its correspondence table maps this code's class (23.64) to:
| SIC 2026 code | Heading | Link type |
|---|---|---|
| 23.64 | Manufacture of mortars | 1:1 |
"1:1" means the class carries over unchanged in scope; other link types mean it was split or merged. Companies House still uses SIC 2007, so keep filing with 23640 until it announces a switch.
Similar codes to compare
Data last changed November 14, 2026. Source: Companies House condensed SIC list. How this page is built.