Regulated Community
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Final Rule for Control of Emissions of Hazardous Air Pollutants From Mobile Sources - 40 CFR Parts 80 and 86
Includes rule summary, rule history, technical support document, response to comments and fact sheet.
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Final Rule for Control of Emissions of Air Pollution From Nonroad Diesel Engines
Includes rule summary, CFR citations, Federal Register notice, Regulatory Impact Analysis, rule history and fact sheet.
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Final Rule for Control of Emissions of Air Pollution From New Motor Vehicles: In-Use Testing for Heavy-Duty Diesel Engines and Vehicles
Information on rule establishing manufacturer-run, in-use emissions testing program for heavy-duty diesel trucks. Includes rule history, rule summary, Federal Register notice, and fact sheet.
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Proposed Rule and Related Materials for Control of Emissions of Air Pollution From New CI Marine Engines at or Above 37 kW
Includes links to Federal Register notice, advance notice of rulemaking, fact sheets, draft regulatory impact analysis and final rule.
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Final Rule for Control of Emissions of Air Pollution From New Marine Compression Ignition Engines at or Above 37 kW
The Tier 2 program is part of a comprehensive approach to reducing the impacts of motor vehicles on air quality and public health.
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Proposed Rule and Related Materials for Control of Emissions of Air Pollution From Locomotive Engines and Marine Compression-Ignition Engines Less Than 30 Liters per Cylinder
Includes links to Federal Register notice, advance notice of rule making, fact sheets, draft regulatory impact analysis, and final rule.
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Inert Ingredients - Reassessment Decision Documents: A
Find completed inert ingredient tolerance reassessment decision documents starting with A.
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2020 Steam Electric Reconsideration Rule
Overview of 2020 Effluent Guidelines final rule covering wastewater discharges from steam electric power plants (40 CFR Part 423).
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Drinking Water Treatment Residuals Management
Reports on the management of residuals discharged by drinking water treatment plants; pollutant characteristics, available wastewater treatment technologies, and best management practices
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Inert Ingredients - Reassessment Decision Documents: B
Find completed inert ingredient tolerance reassessment decision documents starting with B.
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Inert Ingredients - Reassessment Decision Documents: Y
Find completed inert ingredient tolerance reassessment decision documents starting with Y
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Inert Ingredients - Reassessment Decision Documents: D
Find completed inert ingredient tolerance reassessment decision documents starting with D.
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Inert Ingredients - Reassessment Decision Documents: C
Find completed inert ingredient tolerance reassessment decision documents starting with C.
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Inert Ingredients - Reassessment Decision Documents: I
Find completed inert ingredient tolerance reassessment decision documents starting with I.
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Inert Ingredients - Reassessment Decision Documents: F
Find completed inert ingredient tolerance reassessment decision documents starting with F.
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Inert Ingredients - Reassessment Decision Documents: H
Find completed inert ingredient tolerance reassessment decision documents starting with H.
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Inert Ingredients - Reassessment Decision Documents: K
Find completed inert ingredient tolerance reassessment decision documents starting with K.
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Inert Ingredients - Reassessment Decision Documents: M
Find completed inert ingredient tolerance reassessment decision documents starting with M.
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Inert Ingredients - Reassessment Decision Documents: L
Find completed inert ingredient tolerance reassessment decision documents starting with L.
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Final Rule for Control of Air Pollution From New Motor Vehicles and New Motor Vehicle Engines; Regulations Requiring Onboard Diagnostic Systems on 2010 and Later Heavy-Duty Engines Used in Highway Applications Over 14,000 Pounds
Includes rule summary, rule history, links to Federal Register notices, summary and analysis of comments and fact sheets.