Apply for Social Security Disability (SSDI)
/ What is this form?
SSDI provides income to people who can no longer work due to a physical or mental disability expected to last 12+ months or result in death. Benefits are based on your work history and earnings record. Average monthly benefit is about $1,537 (2024).
/ Who needs this form?
/ What you need before you start
/ Step-by-step guide
/ Key fields explained
| Field | What to enter | Common mistake |
|---|---|---|
| Disability onset date | The specific date your disability began preventing you from working | Be as specific as possible — this date determines how much back pay you may receive |
/ Common mistakes to avoid
/ Frequently asked questions
3–6 months for initial decision. About 70% are denied initially. Appeals (reconsideration, then ALJ hearing) can take 1–2 years but have significantly higher approval rates.
SSDI is for workers with sufficient work history. SSI (Supplemental Security Income) is needs-based and available to those with limited income and resources, regardless of work history.