If you're receiving SSDI — or applying for it — one of the most practical questions you'll face is how much you're allowed to earn from work. The answer isn't a single number. It's a set of thresholds and rules that interact with your benefit status, your disability, and whether you're in a trial period or past it.
Here's how the system works in 2025.
The SSA uses a standard called Substantial Gainful Activity (SGA) to define whether someone is working "too much" to qualify for or continue receiving SSDI. If your earnings exceed the SGA threshold, the SSA may determine you're no longer disabled for program purposes — regardless of your medical condition.
In 2025, the SGA limits are:
| Category | Monthly Earnings Limit |
|---|---|
| Non-blind SSDI recipients | $1,620/month |
| Blind SSDI recipients | $2,700/month |
These figures adjust annually based on changes in national average wages, so they shift slightly most years.
Crossing the SGA threshold doesn't automatically end your benefits overnight — but it triggers a review process that can lead to termination, depending on where you are in your benefit timeline.
The income limit functions differently depending on whether you're applying for SSDI or already approved.
During the initial application and appeals process, the SSA looks at whether you were earning above SGA at the alleged onset of your disability. If you're currently working and earning over $1,620/month, the SSA will typically find you are not disabled — full stop. Your medical evidence may be strong, but earnings above SGA can stop an application before the medical review even begins.
Once approved, you don't immediately lose benefits the moment you start earning income. The SSA builds in structured protections called work incentives.
The Trial Work Period gives approved SSDI recipients up to nine months (within a rolling 60-month window) to test their ability to work — without any earnings limit affecting their benefits. In 2025, a month counts as a TWP month if you earn more than $1,110.
During your TWP, you receive full SSDI benefits no matter how much you earn.
After your nine TWP months are used, you enter a 36-month Extended Period of Eligibility. During this window, your benefits continue in any month your earnings fall below SGA ($1,620 in 2025) and are suspended in months they exceed it.
If your earnings consistently stay above SGA, the SSA can move to terminate benefits — but that determination still takes time and involves written notice.
If you exceed SGA after your TWP, the SSA applies a three-month grace period before stopping payments. So even when termination is triggered, it doesn't cut off immediately.
Here's a factor many people overlook: Impairment-Related Work Expenses can reduce your countable income for SGA purposes. If you pay out-of-pocket for items or services that help you work because of your disability — medication, specialized transportation, assistive devices — the SSA may deduct those costs before comparing your earnings to the SGA limit.
This means your gross paycheck isn't necessarily the number the SSA uses. A worker earning $1,800/month gross might have countable earnings below $1,620 after IRWEs are applied.
Not all money counts toward the SGA calculation. Passive income — including investment returns, rental income, interest, and most government benefits — does not count as earned income for SSDI purposes. The SGA limit applies specifically to wages and self-employment income.
This is one of the sharpest distinctions between SSDI and SSI (Supplemental Security Income). SSI has its own income counting rules that apply to nearly all income sources and are structured differently. If you receive both programs — which is possible in some cases — the rules run parallel and can interact in ways that require careful tracking.
If you're self-employed, the SSA doesn't just look at your net profit. It may also evaluate the number of hours you work and the nature and value of your services to your business. Someone running a business at a loss could still be found to be engaging in SGA if the SSA determines the work itself is substantial and gainful by other measures.
Self-employment cases tend to be more complex to evaluate, and outcomes vary widely.
The $1,620 SGA figure is straightforward. What isn't straightforward is how it applies to any individual situation. Factors that shape the real-world impact include:
Someone in their Trial Work Period faces completely different consequences from someone two years past it — even if their monthly paycheck is identical.
The income limit for 2025 is a defined number. How it intersects with your work history, benefit status, and disability profile is where the complexity lives.