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Electronic Submission Hub (ESH)

Buildings Department (BD) is spearheading the development of the Electronic Submission Hub (ESH) (https://esh.bd.gov.hk) as a digital platform for receiving and processing of building plans, documents and applications submitted under the Buildings Ordinance (Cap. 123), as an alternative means to the present paper-based mode of submission. ESH is a web-based platform operating 24 hours a day and 7 days a week all year round, excluding scheduled maintenance and unexpected downtime.

Latest ESH News and Updates

Latest News

Latest News
Date Description
6 Oct 2025 New Features and Updates Available
  1. SP Form A & B

    Forms A Record of Specific Tasked Performed by TCP/ Appendix B of App-158 Record of Quality Supervision/ Major or Serious Site Incident Reports and Form B Non-conformity and Rectification Reports in accordance with the Code of Practice for Site Supervision 2009 can be submitted via ESH

  2. iAM Smart Push Notification
    Users can select to receive iAM Smart message for the following notifications:
    1. submission result of application for approval of plan;
    2. submission result of application for consent; and
    3. submission result of application for occupation permit.
17 Aug 2025 New Features and Updates Available:
  1. Enhanced Form BA21 Submission:
    Project RBPs' collaborators can now invite acting RBPs to sign and submit plans directly within the project RBP's e-workspace.
  2. Improved E-Calendar:
    Event displays now include BD file references for submission due dates. Clicking the submission redirects you to the submission summary.
  3. Hoarding Withdrawal Function Added:
    Withdraw option has been added for hoarding submissions for "New Application," "Renewal Application," and "Amendment Application" types.

ESH Maintenance Notice

No Maintenance Notice at the moment.

How to Submit Electronic Submission?

All types of building plans, documents and related applications
All specified forms except the followings:
  • Form BA15 (submitted by public)
  • Form BA22 (submitted by public)
For specified forms:
  • Form BA15 (submitted by public)
  • Form BA22 (submitted by public)

ESH Users

Professionals (APs, RSEs, RGEs)

Professionals (APs, RSEs, RGEs)

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Registered Contractors (RGBCs, RSCs, MWCs)

Registered Contractors (RGBCs, RSCs, MWCs)

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Collaborators for Project Team

Collaborators for Project Team

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Project Owners and their Representatives

Project Owners and their Representatives

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