Communications & Technology

Security Personnel

Read the definitions and categories of security work, and find out how to apply for your permit here.

Construction Workers

Read about the different categories of registration of construction workers, learn how to apply for registration, and download the application form here.

Electrical Workers

Browse the registration requirements for electrical workers and download the necessary application forms here.

Electrical Contractors

Read the registration requirements for electrical contractors and download the application forms here.

Competent Persons for Locating Underground Electricity Cables

Find out who may qualify for locating underground electricity cables and how to apply for approval from the Director of Electrical and Mechanical Services.

Gas Installers

Read about the classes of registration and qualification requirements for gas installers, and download the application forms here.

Gas Contractors

Find out what is required and how to register as gas contractors and download the application form here.


Learn more about licensed plumbers, qualification requirements and the application procedures.

EMSD Web-based Registration Services

Use this online service on MyGovHK to submit Application for Electrical WorkerRegistration to EMSD online.

Last revision date: July 2017
Found this page helpful?
Your feedback is highly appreciated.
Notice: This form is NOT intended for handling enquiries or complaints. For assistance, please contact the 24-hour Helpdesk at (852) 183 5500 or email to .
Thank you. Your input will only be  used to improve GovHK.
Thank you for your valuable feedback!

Thank you for using "XXXX".
Base on today’s experience, please rate the online service on all aspects below:

  1. 1.  Easiness of use
  2. 2.  Clarity of instructions
  3. 3.  Overall satisfaction
Employment Survey Close Button Employment Survey