Note: TRICARE Extra is not available overseas. TRICARE Retiree Dental Program The TRICARE Retiree Dental Program (TRDP) offers comprehensive, cost-effective dental coverage to you and your family. Enrollment is voluntary, and premiums are required. For details, visit www.trdp.org.
Download article as a PDF. You must file a federal income tax return if you are a citizen or resident of the United States or a resident of Puerto Rico and you meet the filing requirements discussed below. (Note: The filing requirements discussed below are for typical individual income earners.
Other Reasons to File a Tax Return. Regardless of your gross income, you are generally required to file an income tax return if any of the following are true: 1  You had net self-employment income of $400 or more. 2  You had unemployment income.3  You owe Alternative Minimum Tax.4  You owe household employment taxes.here are several reasons why you may want to file or efile a tax return even if you do not meet the minimum income requirements: 1  If you had taxes withheld from your pay, you must file a tax return to receive a tax refund. 2  If you qualify, you must file a return to receive the refundable Earned Income Tax Credit.