[19941115]IB91035_实施酸雨立法.pdf

Redistributed as a Service of the National Library for the Environment*Implementing Acid Rain LegislationLarry ParkerEnvironment and Natural Resources Policy DivisionCongressional Research ServiceUpdated November 15, 1994IB91035CONTENTSSUMMARYMOST RECENT DEVELOPMENTSBACKGROUND AND ANALYSISP.L. 101-549, Title IV - Provisions of Acid Rain Law- Implementation - SO2- Allowances- Emission Caps- Implementation - NOx- Excess Emissions- Clean Coal Technology- Studies and ReportsG Implementation ScheduleG Implementation Questions- Regulatory Issues: How Will Allowance Transactions Be Regulated?- Unfinished Rulemaking- Operational IssuesG SUMMARYThe broad-ranging provisions in Title IV of The Clean Air Act Amendments of 1990 (P.L. 101-549) raise myriadimplementation issues, particularly with respect to the system of tradeable allowances. This system provides aneconomic mechanism by which emitters of sulfur dioxide (SO2) can determine the most cost-effective way to meetreduction requirements. Issues include the role of States, particularly public utilities commissions; unfinishedrulemaking, including defining repowering technologies and developing revised fossil fuel utility SO2 and NOx NewSo