Am I exempt from any appendix B or appendix F requirements to evaluate continuous emission monitoring systems?
40 C.F.R. § 60.1245
in effectYes, the accuracy tests for your sulfur dioxide continuous emission monitoring system require you to also evaluate your oxygen (or carbon dioxide) continuous emission monitoring system. Therefore, your oxygen (or carbon dioxide) continuous emission monitoring system is exempt from two requirements:
(a) Section 2.3 of Performance Specification 3 in appendix B of this part (relative accuracy requirement).
(b) Section 5.1.1 of appendix F of this part (relative accuracy test audit).
Source: ecfr_bulkFetched: 7/26/2026
Source: eCFR APIURL: https://www.ecfr.gov/api/versioner/v1/full/2024-07-01/title-40.xml?part=60Fetched: 5/31/2026
