How many hours you can work on SSDI

There is no fixed hour limit that automatically disqualifies you from SSDI. Instead, Social Security looks at whether your work — at any number of hours — shows you can do substantial gainful activity (SGA). For 2024, SGA means earning more than $1,550 per month (or $2,590 if you are blind). If you stay under that earnings threshold, you can work as many hours as you want without losing your benefit.

The catch is that Social Security also watches what you actually do during work, not just what you earn. If you work 40 hours a week but earn $800 a month, you are under the SGA limit and keep your benefit. But if you work 10 hours a week and earn $2,000 a month, you have crossed into SGA territory and your benefit stops. The hours themselves do not matter — the earnings and what they signal about your ability to work do.

During your first nine months of work, you have a grace period called the Trial Work Period (TWP). During these nine months, you can earn any amount and keep your full SSDI benefit, regardless of the SGA limit. This is designed to let you test whether you can actually sustain work without immediately losing your income.

Key Takeaways

  • SSDI has no hour limit, but you lose your benefit if your monthly earnings exceed $1,550 (or $2,590 if blind), which is the SGA threshold for 2024.
  • During your first nine months of work (the Trial Work Period), you can earn any amount and keep your full benefit.
  • After the Trial Work Period ends, Social Security counts only months where you earn over the SGA limit; three such months in a row typically ends your benefit.
  • You must report all work and earnings to Social Security within 30 days of starting a job or changing your hours.
  • If your benefit stops because of earnings, you can restart it without a new application if you drop below the SGA limit within five years.

What counts as earnings under SSDI

Social Security counts wages from a job, self-employment income, and certain other payments as earnings. If you are self-employed, they count your net profit (income minus business expenses), not your gross revenue. Irregular bonuses, back pay, or one-time payments may be averaged over months, so a single large check does not automatically push you over the limit.

Some income does not count. Gifts, loans, tax refunds, and investment returns are not earnings. If you receive workers' compensation or other disability payments, Social Security may offset your SSDI, but those are handled separately from the SGA earnings test. Impairment Related Work Expenses (IRWE) — costs you incur specifically because of your disability to do your job, like medical equipment or transportation — can be deducted from your earnings before Social Security calculates whether you hit the SGA limit.

The Trial Work Period explained

The Trial Work Period is a nine-month window that starts the first month you work and report it to Social Security. During these nine months, you keep your full SSDI benefit no matter how much you earn. The nine months do not have to be consecutive; Social Security counts only months in which you earn $1,050 or more (for 2024). If you work one month and earn $500, that month does not count toward your nine-month total.

After your nine months end, you enter the Extended may be able to access Period (EEP), which lasts 36 months. During the EEP, if you earn over the SGA limit in any month, your benefit stops for that month only — you do not lose SSDI permanently. Once your earnings drop below SGA again, your benefit restarts the following month. This is different from the period after EEP ends; at that point, three months of earnings over SGA in a row will end your benefit entirely.

What happens when your earnings cross the SGA limit

If you work during the Trial Work Period, nothing happens to your benefit — you keep it all. Once the Trial Work Period ends and you enter the Extended may be able to access Period, Social Security watches your monthly earnings. Any month you earn over $1,550 (or $2,590 if blind), your benefit for that month stops. The next month, if your earnings drop below the limit, your benefit restarts automatically.

After 36 months of Extended may be able to access, the rules tighten. If you have three months in a row where you earn over the SGA limit, your SSDI benefit ends. You do not lose it forever — if your earnings drop below SGA within five years, you can request a restart without filing a new application. But you do lose the monthly payment, and you lose Medicare coverage (though you may be able to buy into it).

Social Security sends you a notice before your benefit stops, but the notice can take weeks to arrive. If you know your earnings are going to cross the limit, contact your local Social Security office or call 1-800-772-1213 to report it yourself. This prevents overpayment and confusion later.

Reporting your work to Social Security

You must report any work to Social Security within 30 days of starting a job or changing your hours or pay. You can report by phone (1-800-772-1213), in person at your local office, or online through your my Social Security account. Have your job start date, employer name, and expected monthly earnings ready when you call.

Social Security will ask you to estimate your monthly earnings. If your estimate is wrong, you report the correction later — do not wait for exact figures. Once you report, Social Security sends you a form (the SSA-821) to complete and return, which documents your work details. Keep copies of everything you send them.

If you do not report work and Social Security discovers it through tax records or other means, you can be overpaid and required to repay the benefit you should not have received. The overpayment can be deducted from future benefits or collected another way. Reporting protects you.

How self-employment affects your SSDI

If you are self-employed, Social Security counts your net profit (revenue minus business expenses) as earnings. You must report self-employment income the same way you report wages — within 30 days of starting the business or changing your income. Self-employment is treated the same as a job for the SGA test: if your net profit exceeds $1,550 per month, you are in SGA.

Self-employment can be tricky because your income may vary month to month. Social Security may ask you to average your income over several months, especially if you are just starting out. If you have a very profitable month followed by a slow month, they may not count the high month as SGA if the average is lower. Keep detailed records of income and expenses; you will need them to prove your net profit.

Restarting SSDI if your benefit stops

If your benefit stops because you earned too much, you have a five-year window to restart it without filing a new application. This is called the Expedited Reinstatement (EXR) process. If your earnings drop below the SGA limit within five years of your benefit stopping, you can contact Social Security and ask to restart. You do not have to prove your disability again; Social Security assumes you are still disabled.

To restart, call 1-800-772-1213 or visit your local office and ask for Expedited Reinstatement. You will need to show that your earnings have dropped below SGA. Social Security will restart your benefit, usually within a month. If you wait longer than five years, you have to file a new SSDI application and go through the approval process again, which can take months.

Frequently Asked Questions

Can I work part-time and keep my SSDI?

Yes, as long as your monthly earnings stay below $1,550 (or $2,590 if blind). You can work 5 hours a week or 35 hours a week — the hours do not matter. What matters is whether your pay crosses the SGA threshold. During your first nine months of work, you keep your benefit no matter what you earn.

What if I earn $2,000 one month and $800 the next?

During the Trial Work Period, both months are fine — you keep your full benefit. After the Trial Work Period ends, the $2,000 month stops your benefit for that month only. The $800 month restarts it. After 36 months of Extended may be able to access, three months of $2,000+ earnings in a row would end your benefit entirely.

Do I lose Medicare if my SSDI stops because of work?

Yes, Medicare stops when your SSDI benefit stops. However, you can buy into Medicare by paying a monthly premium, which is often cheaper than private insurance. Ask Social Security about your options when your benefit stops.

Can I work more hours if I earn less per hour?

Yes. If you earn $10 per hour and work 100 hours a month, you earn $1,000 and stay under the SGA limit. If you earn $20 per hour and work 100 hours, you earn $2,000 and cross it. Hours are unlimited; only earnings matter.

What if my employer pays me irregularly?

Social Security averages irregular payments over the months you receive them. If you get a large bonus in one month, they may spread it across several months to calculate your average earnings. Report the bonus when you receive it and let Social Security determine how to count it.