IRS Tax Transcript information can be requested online through the following IRS webpage: https://www.irs.gov/individuals/get-transcript
If you are unable to create an account and request the Tax Transcript then please
submit signed copies of the IRS 1040 form and all IRS Schedules (as applicable).
Please take extra notice to make sure all pages are submitted. Additionally, please
make sure the 1040 form is signed (see image example below):

If you or your parents amended their tax return (by submitting the IRS 1040X form),
then please ensure that you also submit the original, signed IRS 1040X form as well.