CFR > Title 40 > Chapter I > Subchapter C > Part 98 > Subpart T CFR > Title 40 > Chapter I > Subchapter C > Part 98 > Subpart T – Magnesium Production Current as of: 2024 | Check for updates | Other versions § 98.200 Definition of source category § 98.201 Reporting threshold § 98.202 GHGs to report § 98.203 Calculating GHG emissions § 98.204 Monitoring and QA/QC requirements § 98.205 Procedures for estimating missing data § 98.206 Data reporting requirements § 98.207 Records that must be retained § 98.208 Definitions