If your child is required to file a tax return, it is generally wise to have him or her file a separate return on Form 1040-EZ, 1040A, or 1040.
The child will have to complete Form 8615 and attach it to his or her Form 1040 if the following condtions apply. The child (1) had investment income of more than $1,900 and (2) was under age 18 at the end of the year; was age 18 at the end of year and did not have earned income that was more than half of the child's support, or was over age 18 and under age 24 at the end of year was a full-time student, and did not have earned income that was more than half of the child's support.
The file is in Adobe Portable Document Format (.pdf), and you will need the free Acrobat Reader to view and print the files.
Federal Income Tax Obligations