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Central Data Bank

Buildings Department Central Data Bank

Welcome to the Buildings Department Central Data Bank. Users are reminded of the use of the Central Data Bank and their responsibilities when using the Data Bank as set out in the Central Data Bank Important Notes. Further, it should be noted that all relevant legislation including the Buildings Ordinance has to be complied with and the supply of any information contained in the Central Data Bank is without prejudice to the requirements to comply with all relevant legislation including the Buildings Ordinance.

Please note that the Central Data Bank (CDB) contains only historical information on material acceptance in respect of a building development. Therefore, the Buildings Department will not accept direct application from a supplier, manufacturer or alike for including its products in the CDB.

For more details, please click on the appropriate links below.

Enquiries and Feedback

Enquiries and feedback may be sent to the Technical Support Section of the Buildings Department by mail (G/F, Buildings Department Headquarters, North Tower, West Kowloon Government Offices, 11 Hoi Ting Road, Yau Ma Tei, Kowloon), by fax (2537 4992) or by email ( ).

You may also choose to send your enquiries and feedback by clicking on the appropriate heading:

Please complete the downloaded file and return it as attachment by email to