1. Short title; table of contents (a) Short title This Act may be cited as the Pipeline Safety, Modernization, and Expansion Act of 2024 . (b) Table of contents The table of contents for this Act is as follows: Sec. 1. Short title; table of contents. Sec. 2. Definitions. Sec. 3. Minimum safety standards. Sec. 4. Regulation of carbon dioxide pipeline facilities. Sec. 5. Purpose and general authority. Sec. 6. Eliminating hazardous natural gas leaks. Sec. 7. Technical safety standards committees. Sec. 8. Opportunity for formal hearing. Sec. 9. Special permit program. Sec. 10. Strengthening penalties for pipeline safety violations. Sec. 11. Authorization levels. Sec. 12. Maximum allowable operating pressure. Sec. 13. Pipeline safety enhancement programs. Sec. 14. Pipeline safety voluntary information-sharing system. Sec. 15. Excavation damage prevention. Sec. 16. Protecting fuel choice for consumers. Sec. 17. Modernizing and expanding pipelines. Sec. 18. Regulatory updates. Sec. 19. Class location changes. Sec. 20. Inspection of in-service breakout tanks. Sec. 21. Liquefied natural gas regulatory coordination. Sec. 22. Hydrogen study. 2. Definitions Section 60101(a)(21)(B) of title 49, United States Code, is amended to read as follows: (B) does not include— (i) gathering gas (except through regulated gathering lines) in a rural area outside a populated area designated by the Secretary as a nonrural area; or (ii) moving gas through a piping system for a purpose that directly supports the operations of an onshore production, refining, or manufacturing facility, including for use as fuel or feedstock, if the piping system is— (I) an in-plant piping system that is located entirely within the boundary of the facility; or (II) a transfer piping system that extends less than one mile in length outside the boundaries of the facility