Can I bet on my phone in Canada? Yes, unless you live in Saskatchewan. Each provincial lottery offers an online sports betting option, and Saskatchewan will have one itself in mid-2024.
US citizens must pay almost half of any gambling winnings to the tax man. If you head over to the land of red, white and blue to gamble, you'll have to pay taxes on anything overR$1,200 USD. Not declaring it is not an option as when you cash out, 30% is automatically deducted.