As self-employed persons, homeopaths are required to charge GST (Goods and Services Tax) on their services if their gross income is over $30,000 per year. Once registered with a GST number, you will be required to continue to collect GST in the following years.
Information can be found at:
https://www.canada.ca/en/revenue-agency/services/tax/businesses/topics/gst-hst-businesses.html
https://www.canada.ca/en/revenue-agency.html
More information about setting up your business can be found at:
https://www2.gov.bc.ca/gov/content/employment-business/business/small-business