#	Memos and Letters
1	04/17/2024 - 1910.134(a)(2) - Instance-by-Instance Citation Policy for Serious, Repeat, and Other-Than-Serious Violations

#	Standard Interpretations
1	07/03/2007 - 1910.134(a)(2) - Requirement for employer to assess potential hazards of handling trailer debris to provide necessary PPE and hazard communication information to affected employees.
2	05/12/1999 - 1910.134(a)(2) - Respirators for silica dust must be selected based on exposure levels.
3	12/22/1983 - 1910.134(a)(2) - Paragraph (a)(2) applies to respirators provided for emergency use.

#	Regulations
1	04/20/2006 - - Respiratory protection.