CFR › Title 40 › Part 62 › §62.1528540 CFR §62.15285Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy linkYou must keep four types of records:(a)Operator training and certification.(b)Stack tests.(c)Continuously monitored pollutants and parameters.(d)Carbon feed rate.