# Letters of Interpretation
1 - 1910.134(e)(6)(i) - Retention of Spirometry Records
2 - 1910.134(e)(1) - Escape-only respirators
3 - 1910.134(e) - Voluntary use respirators
4 - 1910.134(e)(6)(i)(B) - Mandatory annual blood work requirements in OSHA's Respiratory Protection and Ethylene Oxide standards
5 - 1910.134(e)(3) - Mandatory annual blood work requirements in OSHA's Respiratory Protection and Ethylene Oxide standards
6 - 1910.134(e), 1910.134(e)(3), 1910.134(e)(6)(i)(B) - Mandatory annual blood work requirements in OSHA's Respiratory Protection and Ethylene Oxide standards
7 - 1910.134(e) - Recordkeeping and maintenance of respirator medical evaluations
8 - 1910.134(e)(2)(i) - Clarification on whether a Registered Nurse can act as a licensed health care professional for purposes of conducting a respiratory protection medical evaluation
9 - 1910.134(e) - Requirements for providing medical evaluations prior to wearing respiratory protection for training exercises.
10 - 1910.134(e)(5) - Respiratory protection medical evaluations: additional evaluations; use of employee's physician; testing; medical removal; and confidentiality.
11 - 1910.134(e) - Respiratory protection, medical surveillance, and training requirements under HAZWOPER
12 - 1910.134(e) - Acceptable use of an electronic medical questionnaire system to comply with 1910.134(e).
13 - 1910.134(e)(1) - Fit testing and medical monitoring requirements for wearers of filtering facepiece respirators.
14 - 1910.134(e) - Medical evaluation not required for the use of escape only respirators.
15 - 1910.134(e) - Medical evaluations must be performed prior to fit testing.
16 - 1910.134(e) - Comparing medical evaluation requirements in the HAZWOPER, Respiratory protection, and Fire brigades standards.
17 - 1910.134(e)(2) - Respiratory protection: editing the medical questionnaire; medical questionnaire not always required.
18 - 1910.134(e) - Clarification of a PLHCP under the Respiratory protection standard.
19 - 1910.134(e) - Clarification of the medical evaluation provisions of the revised respiratory protection standard.
20 - 1910.134(e)(2)(i) - Conduct of respiratory protection medical evaluations by medical technicians.
21 - 1910.134(e) - Health care professional's discretion regarding medical evaluations and exams.
22 - 1910.134(e) - Medical evaluation requirements under the respiratory protection standard
23 - 1910.134(e) - Pulmonary function testing training requirements and spirometer transmission of disease.
24 - 1910.134(e) - Medical Interpretation concerning exposure to H2S and respiratory protection with a perforated ear drum.
25 - 1910.134(e)(5)(i) - Use of skin diving hood under respirator for bearded employee unacceptable.
# Federal Register
1 - 1910.134(e) - 86:32376-32628 - Occupational Exposure to COVID-19; Emergency Temporary Standard; Interim Final Rule
2 - 1910.134(e) - 84:50739-50756 - Additional Ambient Aerosol CNC Quantitative Fit Testing Protocols: Respiratory Protection Standard - PDF
3 - 1910.134(e) - 82:2470-2757 - Occupational Exposure to Beryllium - PDF
4 - 1910.134(e), 1910.134(e)(1), 1910.134(e)(6)(ii) - 82:2470-2757 - Occupational Exposure to Beryllium - PDF
5 - 1910.134(e) - 81:16285-16890 - Occupational Exposure to Respirable Crystalline Silica; Final Rule - PDF
6 - 1910.134(e), 1910.134(e)(6) - 81:16285-16890 - Occupational Exposure to Respirable Crystalline Silica; Final Rule - PDF
# Regulations
1 - - Respiratory protection.