NIOSH Conformity Assessment Interpretation Notice

Subject: NIOSH Respirator Approval Program’s updated position regarding facial hair and the selection and use of respiratory protective devices

Supersedes October 2, 2006 Letter to All Respirator Manufacturers

This notice has been superseded. For the latest NIOSH guidance on this topic, please see the updated notice:
https://www.cdc.gov/niosh/npptl/resources/pressrel/letters/conformityinterp/CA-2018-1005-R1.html
Page last reviewed: August 31, 2018