The Electrical and Mechanical Services Department (EMSD) is the regulatory agency for the electrical, gas and mechanical systems used in Hong Kong. Our main responsibility is to safeguard public safety through implementation of a set of comprehensive regulatory frameworks and systems on electrical, mechanical and gas applications and working closely with the community on public education. It is also our aim that these systems and equipment function properly and in an environmentally friendly manner, enabling the people of Hong Kong to enjoy a better quality of life. Our pledge to your safety and quality of life are as follows.

Performance Pledge

Customer Services

Submission of Applications

Enquiries and Reporting

Suggestions and Complaints

Pledge Performance




Before 2009, please browse Performance Pledge (Archive).