After you file

IF your file goes thru normally, I suspect it should be delivered to you by then.

...but if it isn't, there is a form 8822 to send to the IRS to inform them of your new address.

https://www.irs.gov/taxtopics/tc157

____________*Answers are correct to the best of my knowledge when posted, but should not be considered to be legal or official tax advice.*