I am having the same issue. I unchecked the 'all prices include tax' but it did not change anything. The total price is still the same, but with no taxes charged.
this did not help. I need my issue resolved ASAP I plan to launch my site soon but the taxes are the only thing preventing me from launching. I need to speak with a representative ASAP.
Usually, there are three possible causes as to why taxes are missing on your orders and invoices:
Please, find more details in our article regarding missing tax on Shopify orders and invoices. I hope it helps!
- Max from Sufio