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CFR Title 42 - Public Health is one of fifty titles comprising the United States Code of Federal Regulations (CFR). Title 42 is the principal set of rules and regulations issued by federal agencies of the United States regarding public health, including respirator rules and regulations moved from CFR Title 30 (including MSHA), to the Public Health Service (including NIOSH and the CDC).
For example, 42 C.F.R. § 260.11(a)(1) would indicate "title 42, part 260, section 11, paragraph (a)(1)." Conversationally, it would be read as "forty-two C F R two-sixty point eleven a one" or similar. While new regulations are continually becoming effective, the printed volumes of the CFR are issued once each calendar year, on this schedule:
English: Contains a compilation of Presidential documents and a codification of 42 CFR regulations issued by the Executive Office of the President for the year 2003. Date 1 October 2003
The Department of Health and Human Services (HHS) lists are located at 42 CFR Part 73.3 [2] and 42 CFR Part 73.4. [3] The USDA animal safety list is located at 9 CFR Subchapter B. [ 4 ] Not all select agents require BSL-4 handling, namely select bacteria and toxins, but most select agent viruses do (with the notable exception of SARS-CoV-1 ...
The NIOSH-provided classifications only cover the filtration of particles or aerosols, not the air-purifying respirator's ability to remove chemical gasses and vapors from air, which is regulated under 42 CFR 84 Subpart L. For chemical cartridge classifications, NIOSH, under 42 CFR 84, partially defers to American National Standard ANSI K13.1-1973.
A surgical N95 is also rated against fluids, and is regulated by the US Food and Drug Administration under 21 CFR 878.4040, in addition to NIOSH 42 CFR 84. 42 CFR 84, the federal standard which the N95 is part of, was created to address shortcomings in the prior United States Bureau of Mines respirator testing standards, as well as tuberculosis ...
A Title 42 appointment is an excepted service employment category in the United States federal civil service. It allows scientists and special consultants to be hired as part of the Public Health Service or Environmental Protection Agency under a streamlined process "without regard to the civil-service laws".
42 CFR 84, from 1995 to 2020, copies 30 CFR 11 rules for PAPRs. The following table lists the air flow requirements for NIOSH-approved PAPRs under Part 84.175.