There are three doors, and they demand very different amounts of work. The first is a medical certification. A physician, a nurse practitioner, a physician assistant, or a certified psychologist at the independent practice level signs the application confirming that the borrower meets the standard. The second is Social Security documentation: a Benefit Planning Query or a notice of award showing one of five things. That the borrower's next continuing disability review is scheduled between five and seven years out; that it is scheduled at three years; that the established onset date is at least five years before the application, or that benefits have been received for at least five years; that the borrower qualifies under a compassionate allowance; or, for someone who has since switched to Social Security retirement benefits, documentation that they met one of those tests before the switch. The third door is for veterans: documentation from Veterans Affairs of unemployability due to a service-connected disability. On that route the regulation is emphatic that nothing more is needed. "The Secretary does not require the veteran to provide any additional documentation related to the veteran's disability."
The most consequential provision is the one that requires nothing at all. Under 34 CFR 685.213(d) and (e), the Department will discharge the loan without an application when it obtains qualifying data from Veterans Affairs or Social Security. It then notifies the borrower that the discharge will happen unless the borrower tells it, by a stated date, that they do not want it. That is an opt-out, not an opt-in. It matters in both directions. A borrower who never applied may find the debt simply gone, and a borrower who has a reason to decline, which the regulation permits without explanation, has to act inside a deadline rather than ignore a letter.
Two clocks run before the paperwork is even complete. If a borrower tells the Department they intend to apply, collection activity on their title IV loans is suspended for up to 120 days, and the regulation requires the Department to warn that collection resumes if no application arrives in that window. Separately, once a clinician signs the certification, the application has to reach the Department within 90 days of the certification date. Those are different clocks measured from different events, and missing the second one costs a fresh signature rather than the discharge itself.
A denial is a stage, not an outcome. Where the evidence does not support the conclusion, the Department may ask for additional medical evidence, and may arrange a review by an independent physician at no cost to the borrower. If it denies, the notice must tell the borrower that no new application is needed if they ask for a re-evaluation within 12 months. The condition attached to that right is substantive: the request must include new information about the disabling condition that the Department did not have the first time. Sending the same file back does not restart anything.
Taking a new federal loan is the one thing that reliably breaks the application. If a borrower receives a disbursement of a new title IV loan or a new TEACH Grant on or after the certification date, or on or after the date the Department received the Social Security data, and before the discharge is granted, the Department denies the request and resumes collection. A disbursement of a loan certified before that date is treated more gently: it suspends processing until the full amount is returned. The practical reading is that a borrower with an application pending should not enroll and borrow again in the same period without understanding what it does to the application.
Reinstatement is narrower than most descriptions of it. The debt comes back only if, within three years of the discharge, the borrower receives a new TEACH Grant or a new Direct Loan, with an exception written into the rule for a Direct Consolidation Loan that includes loans which were not discharged. There is no income-monitoring period, no annual earnings certification and no requirement to stay out of the workforce, and any source describing one is quoting a rule that was removed. If reinstatement does happen, the Department does not charge interest for the period between discharge and reinstatement, and the first payment cannot be due sooner than 90 days after the notice.
On tax, the short version is that this route is the one that survived. Discharges on account of death or total and permanent disability are excluded from federal gross income under the current IRC 108(f)(5), which Public Law 119-21 rewrote in 2025 and which now carries no expiry date. It does carry a condition worth knowing before filing: the exclusion does not apply for a taxable year unless the taxpayer puts their Social Security number on the return for that year. The wider tax picture across every cancellation route belongs to the student loan forgiveness page, and state income tax is a separate question from federal.