Major hazard facilities

MHF guidance

We have developed a suite of five good practice guidelines for operators of Major Hazard Facilities or proposed facilities on how to fulfil their duties under the MHF regulations

MHF key operational activities and priorities

Learn more about our key operational activities and priorities within the major hazard facilities sector.

MHF fees and levies

There are fees for assessment of safety cases for upper tier major hazard facilities, and annual levies for upper and lower tier major hazard facilities based on complexity of the facility

MHF regulatory framework

We enforce the Health and Safety at Work Act 2015 (HSWA) and the Health and Safety at Work (Hazardous Substances) Regulations in our work with Major Hazard Facilities, along with other industry specific regulations

MHF notifiable incidents

Both the Health and Safety at Work Act 2015 and the Major Hazard Facility Regulations 2016 have duties for operators of Major Hazard Facilities to notify certain events to WorkSafe.

Forms and tools

Tools and forms for operators of Major Hazard Facilities

MHF public information

Information about designated major hazard facilities. We are not required to disclose information that may lead to a threat to the security of a major hazard facility, therefore some major hazard facilities may not be listed

Information for territorial authorities

This fact sheet provides general information for territorial authorities about Major Hazard Facilities (MHFs) and the roles of WorkSafe New Zealand (WorkSafe), territorial authorities and MHF operators.

Frequently asked questions

Frequently asked questions about major hazard facilities