99999 Dormant Company

99999 is the code Companies House uses for a dormant company: one that has no significant accounting transactions. Use it only while the company isn't trading.

Code

99999 (UK SIC 2007, Companies House list)

Section

Section U: Activities of extraterritorial organisations and bodies

Division

99 Activities of extraterritorial organisations and bodies

Data last changed November 14, 2026. Source: Companies House condensed SIC list. How this page is built.