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.
How to File Back Taxes. 1  Gather Necessary Information : Find old documents needed to file old returns. 2  Prepare the tax forms. 3  Contact the Right Tax Firm: It is a good idea to use a tax specialist like at Tax Attorney or Tax Certified Public Accountant that can file back taxes AND setup a resolution with the IRS.