OSHA 1910.134: When Annual Respirator Fit Tests Are Legally Required

OSHA 1910.134: When Annual Respirator Fit Tests Are Legally Required — industrial safety guidance from SafetyNet Inc.

OSHA 1910.134 requires fit testing before initial use, after facepiece changes, and at least annually for required tight-fitting respirators.

Published: June 23, 2026 · By SafetyNet Editorial Team

Updated: June 27, 2026

Category: Industrial Safety

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