Been on a J1 working holiday in the US? If you paid tax, you could be due a tax refund. There’s an easy way to find out how much money you’re due back with Our free online calculator asks a few simple questions, and provides an on-the-spot J1 tax refund estimation. The average US tax refund with is $800 so it’s well worth checking what you’re owed. If you’re happy with your estimation, you can go ahead and apply for your refund and we’ll get to work. how much could you get?