The Control of Major Accident Hazards (COMAH) Regulations ensure that businesses take all necessary measures to prevent major accidents involving dangerous substances and limit the consequences to people and the environment of any major accidents which occur.

Please see link below for advice and guidance during Covid-19:


Related to COMAH

Access to information

How to request information from the Health and Safety Executive Northern Ireland including Freedom of Information (FOI) and the use of our Publication Scheme.