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U.S. EPA Signed Final Rule Correcting Errors in Several Test Methods and Performance Specifications

Posted by [email protected] on Sep. 7, 2020     

On Friday, August 21, 2020 the Administrator signed a final rule correcting typographical and technical errors in several test methods and performance specifications. The final rule also incorporates alternative equipment and test methods the Agency has deemed acceptable to use. These revisions to testing regulations for air emission sources maintain environmental protection at no additional cost to industry. A pre-publication version of the rule and a summary fact sheet are available on the web at

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