I was greencard holder in2017 and i became a citizen in2018.while i was filing my tax return for 2017,i accidntly chose "citizen," and submitted the form.what should i do

[UB]

i just forgot to remind myself that this is for 2017 and today is 2018. 

[bine22 · Accepted solution]

that is okay, since green card holders are taxes just like citizens. Your choice doesn't even appear on the return itself.