That depends on the type of income she has and her age, Thre is what is referred to as kiddie tax. when a child has a certain amount of unearned income its subject to a special tax computation
in certain cases her income can be reported on your return
however, she must file her own return if any of these conditions apply:
1) earned income - wages or self-employment income
2) gross income over $12500
3 income from other than interest, dividends and capital gain distributions ( stock sale is not a capital gain distribution) (like 1 above)
4 no Federal tax overpayment from 2022 applied to 2023 or Federal estimates made or withholding taxes
5) over 19 if not a full-time student or 24 or older if a full-time
6) married and wants to file jointly.
You'll need a unique user ID for her a/c but can use the same e-mail address
the other option is to use a desktop version which allows for e-filing of up to 5 returns (federal and state returns for the same taxpayer are deemed one return)
other than the fee for the app there is no fee for Federal e-filing. There are fees for e-filing states except NY.
