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Danger sign regarding a respirator being required and a Caution sign in English/Spanish noting wear your respirator

The Respiratory Protection Standard (1910.134) is usually one of the top 10 most frequently cited standards following inspections of workplaces by OSHA. This section highlights the most commonly used OSHA directives (i.e., instructions for compliance officers) and standard interpretations (i.e., official letters of interpretation of the standards) related to respiratory protection, which can assist employers in better complying with the Respiratory Protection Standard.

Compliance Directives

Written statements of the Agency’s policies and procedures regarding a specific topic that provide instructions for compliance officers conducting inspections):

Letters of Interpretation

Supplementary guidance that clarifies the application of an established Agency policy or procedure.

Additional Information

*Accessibility Assistance: Contact OSHA's Directorate of Technical Support and Emergency Management at (202) 693-2300 for assistance accessing PDF materials.

All other documents, that are not PDF materials or formatted for the web, are available as Microsoft Office® formats and videos and are noted accordingly. If additional assistance is needed with reading, reviewing or accessing these documents or any figures and illustrations, please also contact OSHA's Directorate of Technical Support and Emergency Management at (202) 693-2300.

**eBooks - EPUB is the most common format for e-Books. If you use a Sony Reader, a Nook, or an iPad you can download the EPUB file format. If you use a Kindle, you can download the MOBI file format.

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