Jamarcus, a full-time student, earned $3,650 this year from a summer job. He had no other income this year and will have zero federal income tax liability this year. His employer withheld $438 of federal income tax from his summer pay. Is Jamarcus required to file a tax return? Should Jamarcus file a tax return? Jamarcus is required to file an income tax return regardless of income and should file a tax return. O Jamarcus should compulsorily file a tax return because his gross income of $3,650 is well below the gross income threshold for a single taxpayer. Jamarcus is not required to file a tax return as the refund of $438 previously withheld will be automatically credited to his bank account. O Jamarcus is not required to file an income tax return because his gross income of $3,650 is well below the gross income threshold for a single taxpayer. He should still file a tax return to receive a refund of the $438 previously withheld