Business Registration Number Enquiry

Enter the full business name (in Chinese or English) and its location (Hong Kong, Kowloon or New Territories) to find the Business Registration Number registered with the Business Registration Office of the Inland Revenue Department.

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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 enquiry@1835500.gov.hk.
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Last revision date: July 2025