I went to the United States and Canada with a tourist visa, bought a plane ticket, and paid the tax. Can I get a tax refund when leaving the country? Can I get a refund for the tax paid on purchases

I went to the United States and Canada with a tourist visa, bought a plane ticket, and paid the tax. Can I get a tax refund when leaving the country? Can I get a refund for the tax paid on purchases in supermarkets in the United States and Canada?

There are regulations for tax refunds on purchased items. Generally, tax refunds are not available for purchases of air tickets and supermarket purchases. If you travel and shop abroad, you need to fill in a tax refund form in advance in the store (most stores do not handle this), so that you can apply for a tax refund when you leave the country; but if you purchase items that are not for your own use, you must also pay them when you return to the country and enter customs according to different circumstances. Tax.