05-24-2019 09:14 PM - edited 05-24-2019 09:30 PM
05-24-2019 09:53 PM
These links should help answer your question. I think the issue is you're shipping as a business.
https://community.ebay.ca/t5/Seller-Central/GST-HST-on-shipping/td-p/321879
http://forums.redflagdeals.com/canadapost-charges-hst-something-shipped-toronto-162837/
05-24-2019 10:02 PM - edited 05-24-2019 10:08 PM
05-25-2019 02:14 PM - edited 05-25-2019 02:23 PM