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Respirator Approval Program

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Updated July 26, 2021

Related Pages
Workers wearing respirators

Approval Support, Test Procedures, Standards, and User Notices

Respirator Approval Information

How to apply, application procedures, fees, logos, testing procedures, other information.

Respirator User Notices

Inform users of conditions or risks that may exist with NIOSH-approved respirators.

Respirator Standards

Standards for respirators with and without chemical, biological, radiological, and nuclear protection, standards approved and under development.

Resources and Technical Support

Additional resources and support contact information.

All new applicants should read through the NIOSH Conformity Assessment Notices prior to submitting an application to become more familiar with the process.

Status of Current Approval Projects

Lists of approval projects that are currently being processed, indicating the dates that processing steps were begun and completed.

Average New Approval Processing Times

Only projects that succeeded in granting approvals are included among these averages. The times shown in the table represent the average number of days the projects spent in processing. Individual projects may have resulted in the issuance of multiple approvals. Unless otherwise noted, the times listed exclude the longest 10 percent of projects in each category.

Average Number of Days for New Approvals Granted by Schedule [PDF – 307 KB]