#	Standard Interpretations
1	05/09/2016 - 1910.134(g)(1)(i)(A) - Facial hair and respirator fit
2	04/01/2011 - 1910.134(g)(1)(i)(A) - Clarification on firefighters with facial hair who enter IDLH atmospheres and use a self-contained breathing apparatus.
3	03/07/2003 - 1910.134(g)(1)(i) - Beards may not interfere with face seal;alternative respirators for bearded employees.
4	09/20/1995 - 1910.134(g)(1)(i)(B) - Appropriateness of using Mag-1 Eyewear eyeglass holders with full facepiece respirators and self-contained breathing apparatus (SCBA).
5	09/20/1995 - 1910.134(g)(1)(i)(A) - Appropriateness of using Mag-1 Eyewear eyeglass holders with full facepiece respirators and self-contained breathing apparatus (SCBA).
6	09/20/1995 - 1910.134(g)(1)(i), 1910.134(g)(1)(i)(A), 1910.134(g)(1)(i)(B) - Appropriateness of using Mag-1 Eyewear eyeglass holders with full facepiece respirators and self-contained breathing apparatus (SCBA).
7	07/27/1993 - 1910.134(g)(1)(i) - Use of the Racal "Breath-Easy 6" powered air purifying respirator with beards.
8	03/20/1987 - 1910.134(g)(1)(i) - Protection provided by powered air-purifying respirators.
9	08/18/1986 - 1910.134(g)(1)(i) - Hair where the mask edges meet the skin is not permitted for wearers of 30 minute positive pressure SCBA respirators.
10	11/26/1985 - 1910.134(g)(1)(i) - Facial hair in the face sealing area is unacceptable.
11	10/11/1984 - 1910.134(g)(1)(i) - Facial hair in the face sealing area is unacceptable.
12	01/18/1984 - 1910.134(g)(1)(i) - Workers cannot sign a release so they can wear a respirator with a beard.