# Standard Interpretations
1 - 1910.134 - Escape-only respirators
2 - 1910.134 - Voluntary use respirators
3 - 1910.134 - Voluntary use of surgical masks
4 - 1910.134 - Interim Enforcement Guidance for the Respirable Crystalline Silica in Construction Standard, 29 CFR 1926.1153
5 - 1910.134 - OSHA requirements for smoke plume generated from laser and electrosurgical instruments in dental offices and hospital operating rooms
6 - 1910.134 - QLFT fit testing procedures
7 - 1910.134 - Permit-Required Confined Space Entry Requirements For IDLH and Non-IDLH Spaces
8 - 1910.134 - APF for the combination pressure-demand, full-facepiece SAR with auxiliary SCBA
9 - 1910.134 - Facial Hair Under Seal of Tight-fitting Respirator
10 - 1910.134 - Whether the Respiratory Protection standard requires personal air monitoring to identify and evaluate the respiratory hazards in the workplace.
11 - 1910.134 - Additional duties of two standby personnel for structural firefighting
12 - 1910.134 - Fit testing requirements for respirators used for CBRN protection.
13 - 1910.134 - Numerous questions on filtering facepiece/dusk mask respirators.
14 - 1910.134 - Fit testing for CBRN respirators.
15 - 1910.134 - OSHA's decision not to provide a religious exemption from the respirator standard.
16 - 1910.134 - Clarification on the use of smoke escape hoods/masks by area monitors during a building evacuation.
17 - 1910.134 - Clarification on firefighters with facial hair who enter IDLH atmospheres and use a self-contained breathing apparatus.
18 - 1910.134 - Use of smoke escape hoods meeting the ANSI-ISEA standard
19 - 1910.134 - Clarification of OSHA's position on preemption precluding state court findings with regard to defective NIOSH-certified respirators.
20 - 1910.134 - Definition of a single use and negative pressure respirator
21 - 1910.134 - Clarification on equivalent test nebulizer for qualitative fit tests.
22 - 1910.134 - Difference between voluntary and non-voluntary use of a respirator.
23 - 1910.134 - Maintenance of medical evaluation and fit test records as required by the Respiratory Protection Standard.
24 - 1910.134 - Clarification of OSHA denial of FirePASS's variance request and respiratory protection requirements in oxygen-deficient atmospheres.
25 - 1910.134 - Tuberculosis and Respiratory Protection Enforcement
26 - 1910.134 - Clarification on whether to use quantitative or qualitative fit-testing for full-facepiece PAPRs.
27 - 1910.134 - Tuberculosis and Respiratory Protection.
28 - 1910.134 - Clarification of OSHA's asbestos standards for general industry and construction and the respiratory protection standard as applied to medical surveillance of employees.
29 - 1910.134 - Performance of user seal checks and whether positive and/or negative seal checks are required when donning a respirator.
30 - 1910.134 - Clarification of OSHA's requirement for breathing air to have at least 19.5 percent oxygen content.
31 - 1910.134 - PSM compliance for ammonia refrigeration systems.
32 - 1910.134 - Tuberculosis and Respiratory Protection: prohibition on enforcement of annual fit testing requirements during fiscal year 2006.
33 - 1910.134 - Facial hair and voluntary use of filtering facepiece respirators.
34 - 1910.134 - Tuberculosis and Respiratory Protection: prohibition of enforcing annual fit testing requirements during 2005 fiscal year; enforcement of other 1910.134 provisions.
35 - 1910.134 - Requirements for providing medical evaluations prior to wearing respiratory protection for training exercises.
36 - 1910.134 - Respiratory protection medical evaluations: additional evaluations; use of employee's physician; testing; medical removal; and confidentiality.
37 - 1910.134 - Requirements for fit testing employees before fire brigade training exercises.
38 - 1910.134 - Tuberculosis and Respiratory Protection.
39 - 1910.134 - Respiratory protection program requirements for M. tuberculosis based on risk assessments; applicability of the respirator standard to long-term healthcare facilities.
40 - 1910.134 - Fit testing is not required for employees not exposed to a hazardous atmosphere and not required to wear a respirator.
41 - 1910.134 - Fit testing requirements for employees who wear respirators to protect against M. Tuberculosis, SARS, Smallpox, and Monkeypox.
42 - 1910.134 - Beards may not interfere with face seal;alternative respirators for bearded employees.
43 - 1910.134 - Respiratory protection and emergency escape requirements for IDLH atmospheres.
44 - 1910.134 - Training and PPE requirements for hospital staff that decontaminate victims/patients.
45 - 1910.134 - Respiratory protection, medical surveillance, and training requirements under HAZWOPER.
46 - 1910.134 - Respiratory protection requirements for hospital staff decontaminating chemically contaminated patients.
47 - 1910.134 - Tuberculosis testing procedures for the home health care industry.
48 - 1910.134 - Protection factors for respirators used in pharmaceutical industry: policy change.
49 - 1910.134 - Application of 1926.800 to lone employees working underground in a tunnel or shaft connected to a tunnel.
50 - 1910.134 - Preemption of respiratory protection standard by DOT's Office of Pipeline Safety regulations.
51 - 1910.134 - Enforcement policy for abrasive-blasting respiratory protection under the Lead in Construction Interim Final Rule.
52 - 1910.134 - Respiratory protection for anhydrous ammonia storage installations.
53 - 1910.134 - Employee declination of medical evaluation; religious exemptions for respirator use.
54 - 1910.134 - Conduct of respiratory protection medical evaluations by medical technicians.
55 - 1910.134 - Questions and answers regarding the respiratory protection standard.
56 - 1910.134 - Respiratory Protection Standard: Interim Enforcement Policy.
57 - 1910.134 - Conditions where OSHA might accept a product that is not approved by NIOSH.
58 - 1910.134 - Permissible Exposure Limits for Nuisance dust.
59 - 1910.134 - Additional Enforcement Policy Change for Respiratory Protection Required for Abrasive Blasting.
60 - 1910.134 - Issuance of and paying for Personal Protective Equipment.
61 - 1910.134 - Inquiry on beards, respirator use, and fit testing of repirators.
62 - 1910.134 - Voluntary safety and health audits under the Occupational Safety and Health Act.
63 - 1910.134 - Belt mounted filtration unit used with any NIOSH approved supplied-air respirator.
64 - 1910.134 - Entry into a confined space when the lower flammable limit is greater than ten percent.
65 - 1910.134 - Particulate Respirators Certified under 42 CFR Part 84.
66 - 1910.134 - Incipient stage fire brigades.
67 - 1910.134 - Respirator Concerns.
68 - 1910.134 - Variance exposure level for silver metal.
69 - 1910.134 - Tuberculosis: respiratory protection and complaint inspection.
70 - 1910.134 - The Use of the Bullard "Free Air" Pump.
71 - 1910.134 - Job requiring respiratory protection.
72 - 1910.134 - Fit testing and fit factors for the N-95 respirators for protection against TB exposure.
73 - 1910.134 - The OSHA interpretation of respiratory protection requirements with regards to tuberculosis (TB) exposure.
74 - 1910.134 - Clarification of the requirements of the Respiratory Protection Standard.
75 - 1910.134 - Appropriateness of using Mag-1 Eyewear eyeglass holders with full facepiece respirators and self-contained breathing apparatus (SCBA).
76 - 1910.134 - Update: OSHA Enforcement Policy for Occupational Exposure to Tuberculosis.
77 - 1910.134 - Interpretation of the Personal Protective Equipment standard
78 - 1910.134 - OSHA tuberculosis (TB) enforcement.
79 - 1910.134 - Employees in a cotton yarn manufacturing plant who voluntarily wear cloth over their mouths and noses to prevent lint from sticking to their skin.
80 - 1910.134 - Respirator use of spray operations involving paints containing isocyanates.
81 - 1910.134 - Respirator Exhalation Valve Leakage.
82 - 1910.134 - Storage of flammable and/or combustible liquids.
83 - 1910.134 - Pulmonary function testing training requirements and spirometer transmission of disease.
84 - 1910.134 - Respiratory protection as it relates to oil fields.
85 - 1910.134 - South Carolina's regulatory procedures for single-use respirators.
86 - 1910.134 - Spray painting relating to vehicle maintenance operations.
87 - 1910.134 - Hazwoper training in hospitals.
88 - 1910.134 - Training requirements of Hazwoper for various functions.
89 - 1910.134 - Training required for emergency response at industrial facilities
90 - 1910.134 - The intervals between physical examinations for employees performing interior structural firefighting.
91 - 1910.134 - Ventilation for an anhydrous ammonia refrigeration system.
92 - 1910.134 - Respirator rules as applied to open hatch gauging of sour crude oil storage tanks.
93 - 1910.134 - Respirators required during initial hazardous waste site entry
94 - 1910.134 - Use of Air-Purifying Respirators In Dangerous Concentrations of Gases Or Vapors
95 - 1910.134 - Sampling Procedures for Employees Using Air-Supplied Respirators
96 - 1910.134 - Respiratory protection requirements for sour crude oil tank operations.
97 - 1910.134 - Respiratory Protection for Mercury and Chlorine
98 - 1910.134 - Respiratory protection compliance responsibility for contract workers and visitors.
99 - 1910.134 - Use of eyeglass inserts or spectacle kits inside respirator full facepieces.
100 - 1910.134 - Acceptance of closed-circuit self-contained breathing apparatus for firefighting.
101 - 1910.134 - The M-17 gas mask may not be used by workers other than enlisted military personnel.
102 - 1910.134 - Standard for exposure to tetrahydrofuran; Respirators may be worn only if engineering and administrative controls are not feasible.
103 - 1910.134 - Application of the Hazard Communication standard to gray and ductile iron castings.
104 - 1910.134 - Use of Bureau of Mines Approved Gas Mask Canisters
105 - 1910.134 - Facial hair and respirator wearing.
106 - 1910.134 - Facial hair and the wearing of respirators.
107 - 1910.134 - Acceptable respirators for exposure to ethylene oxide; Acceptable respirators for exposure to ethylene oxide.
108 - 1910.134 - Negative pressure respirators unacceptable for isocyanate paints.
109 - 1910.134 - Carbon Monoxide Alarm/Monitoring at Abrasive Blasting Operations.