Business Registration Number Enquiry

Through this eTAX service, the public can enquire the business registration number of a business, which has been registered with the Business Registration Office of the Inland Revenue Department, by the input of the FULL Chinese or English business name of the target business and its location, i.e. Hong Kong, Kowloon or New Territories.

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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 review date: July 2023