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U.S. Code of Federal Regulations

Regulations most recently checked for updates: Jan 21, 2026

All TitlesTitle 40Chapter IPart 98Subpart XX - Subpart XX—Calcium Carbide Production
§ 98.500 - Definition of the source category.
§ 98.501 - Reporting threshold.
§ 98.502 - GHGs to report.
§ 98.503 - Calculating GHG emissions.
§ 98.504 - Monitoring and QA/QC requirements.
§ 98.505 - Procedures for estimating missing data.
§ 98.506 - Data reporting requirements.
§ 98.507 - Records that must be retained.
§ 98.508 - Definitions.
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