CFR > Title 40 > Chapter I > Subchapter C > Part 98 > Subpart N CFR > Title 40 > Chapter I > Subchapter C > Part 98 > Subpart N – Glass Production Current as of: 2024 | Check for updates | Other versions § 98.140 Definition of the source category § 98.141 Reporting threshold § 98.142 GHGs to report § 98.143 Calculating GHG emissions § 98.144 Monitoring and QA/QC requirements § 98.145 Procedures for estimating missing data § 98.146 Data reporting requirements § 98.147 Records that must be retained § 98.148 Definitions