Shaping Smarter Regulations

Hearing protector attenuation testing best practices 40 CFR 211

40 CFR 211.206 requires testing to out of date ANSI standard. The burden of testing to establish real ear attenuation performance must remain, however updating to allow current standard methodologies to be used will allow for the possibility of one data set to be used for international requirements.

Expand allowable real ear testing at threshold attenuation data to be obtained by the latest version of the applicable standards, e.g., ANSI S12.6-1997(Reaffirmed in 2002 & 2008), or international equivalent ISO 4869. Ref: 40 CFR 211.206,



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