The Trial Work Period lets you test working while keeping your full SSDI cash benefits. Here's how the 9-month window works and what comes after.

Quick TWP calculator

Enter your TWP start date and how many months you've already used to see milestones.

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What is the Trial Work Period?

If you receive SSDI, the Trial Work Period (TWP) lets you work and earn money while still receiving your full cash benefit. The TWP lasts up to 9 months.

Any month where your gross earnings are over the TWP amount counts as one month. In 2026, the TWP trigger is $1,210 per month.

SSA Red Book — employment support

What happens after the 9 months?

1

Trial Work Period (TWP)

Up to 9 months over the TWP amount. SSDI cash continues no matter how much you earn.

2

Extended Period of Eligibility (EPE)

36 months after TWP ends. Cash benefits restart in months earnings are below SGA and stop in months above SGA.

3

SGA decision

After EPE, consistent earnings over SGA can end SSDI cash benefits. In 2026, SGA is $1,690/mo for non-blind individuals.

4

Medicare continuation

Medicare Part B continues for at least 93 months after TWP ends, even if cash benefits stop.

Frequently asked questions

Do all 9 TWP months have to be consecutive?

No. Only months your gross earnings are over the TWP amount count. Lower-earning months do not use a TWP month.

Can I work full-time during the TWP?

Yes. During the TWP you keep full SSDI cash benefits regardless of earnings. After TWP ends, SGA rules apply.

Do I have to report work earnings to SSA?

Yes. Report wages promptly so SSA can track your TWP months and avoid overpayments.

What is SGA and why does it matter?

SGA is Substantial Gainful Activity — a monthly earnings limit. In 2026 it is $1,690/mo for non-blind individuals. Earnings over SGA after the TWP can stop SSDI cash benefits.

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