Documents  needed, when you come to do your taxes.
Form W-2(s)
Form 1099-R, 1099-INT, 1099-DIV, 1099-G, 1099-B and or 1099-MISC.
Other forms Tuition and Education Fees – Form 1098-T
Student Loan Interest – Form 1098-E
Casualty or Theft Losses
Estimated Taxes
Foreign Taxes Paid.