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JSA vs. JHA: What's the Difference (and Does It Matter to OSHA)?

Job Safety Assessment or Job Hazard Analysis — the terms get used interchangeably. Here's what OSHA actually requires.

June 15, 2026

JSA and JHA are used interchangeably across the industry. This article breaks down the terminology and what OSHA actually expects.

Same goal, different label

Both processes break a job into steps, identify hazards, and define controls. The label matters less than whether the process is completed before work begins and documented.

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    JSA vs. JHA: What's the Difference (and Does It Matter to OSHA)? | MyJSA.app