40 CFR Part 51
PART 51—REQUIREMENTS FOR PREPARATION, ADOPTION, AND SUBMITTAL OF IMPLEMENTATION PLANS
- PART 51—REQUIREMENTS FOR PREPARATION, ADOPTION, AND SUBMITTAL OF IMPLEMENTATION PLANS
- Chapter I—Environmental Protection Agency › Subchapter C—Air Programs
- Subpart A—Air Emissions Reporting Requirements
- General Information for Inventory Preparers
- § 51.1 Who is responsible for actions described in this subpart?
- § 51.5 What tools are available to help prepare and report emissions data?
- § 51.10 [Reserved]
- Specific Reporting Requirements
- § 51.15 What data does my state need to report to EPA?
- § 51.20 What are the emission thresholds that separate point and nonpoint sources?
- § 51.25 What geographic area must my state's inventory cover?
- § 51.30 When does my state report which emissions data to EPA?
- § 51.35 How can my state equalize the emission inventory effort from year to year?
- § 51.40 In what form and format should my state report the data to EPA?
- § 51.45 Where should my state report the data?
- § 51.50 What definitions apply to this subpart?
- Appendix A to Subpart A of Part 51—Tables
- Subparts B-E [Reserved]
- Subpart F—Procedural Requirements
- § 51.100 Definitions.
- § 51.101 Stipulations.
- § 51.102 Public hearings.
- § 51.103 Submission of plans, preliminary review of plans.
- § 51.104 Revisions.
- § 51.105 Approval of plans.
- Subpart G—Control Strategy
- § 51.110 Attainment and maintenance of national standards.
- § 51.111 Description of control measures.
- § 51.112 Demonstration of adequacy.
- § 51.113 [Reserved]
- § 51.114 Emissions data and projections.
- § 51.115 Air quality data and projections.
- § 51.116 Data availability.
- § 51.117 Additional provisions for lead.
- § 51.118 Stack height provisions.
- § 51.119 Intermittent control systems.
- § 51.120 Requirements for State Implementation Plan revisions relating to new motor vehicles.
- § 51.121 Findings and requirements for submission of State implementation plan revisions relating to emissions of nitrogen oxides.
- § 51.122 Emissions reporting requirements for SIP revisions relating to budgets for NOX emissions.
- § 51.123 Findings and requirements for submission of State implementation plan revisions relating to emissions of oxides of nitrogen pursuant to the Clean Air Interstate Rule.
- § 51.124 Findings and requirements for submission of State implementation plan revisions relating to emissions of sulfur dioxide pursuant to the Clean Air Interstate Rule.
- § 51.125 [Reserved]
- § 51.126 Determination of widespread use of ORVR and waiver of CAA section 182(b)(3) Stage II gasoline vapor recovery requirements.
- Subpart H—Prevention of Air Pollution Emergency Episodes
- § 51.150 Classification of regions for episode plans.
- § 51.151 Significant harm levels.
- § 51.152 Contingency plans.
- § 51.153 Reevaluation of episode plans.
- Subpart I—Review of New Sources and Modifications
- § 51.160 Legally enforceable procedures.
- § 51.161 Public availability of information.
- § 51.162 Identification of responsible agency.
- § 51.163 Administrative procedures.
- § 51.164 Stack height procedures.
- § 51.165 Permit requirements.
- § 51.166 Prevention of significant deterioration of air quality.
- Subpart J—Ambient Air Quality Surveillance
- § 51.190 Ambient air quality monitoring requirements.
- Subpart K—Source Surveillance
- § 51.210 General.
- § 51.211 Emission reports and recordkeeping.
- § 51.212 Testing, inspection, enforcement, and complaints.
- § 51.213 Transportation control measures.
- § 51.214 Continuous emission monitoring.
- Subpart L—Legal Authority
- § 51.230 Requirements for all plans.
- § 51.231 Identification of legal authority.
- § 51.232 Assignment of legal authority to local agencies.
- Subpart M—Intergovernmental Consultation
- Agency Designation
- § 51.240 General plan requirements.
- § 51.241 Nonattainment areas for carbon monoxide and ozone.
- § 51.242 [Reserved]
- Subpart N—Compliance Schedules
- § 51.260 Legally enforceable compliance schedules.
- § 51.261 Final compliance schedules.
- § 51.262 Extension beyond one year.
- Subpart O—Miscellaneous Plan Content Requirements
- § 51.280 Resources.
- § 51.281 Copies of rules and regulations.
- § 51.285 Public notification.
- § 51.286 Electronic reporting.
- Subpart P—Protection of Visibility
- § 51.300 Purpose and applicability.
- § 51.301 Definitions.
- § 51.302 Reasonably attributable visibility impairment.
- § 51.303 Exemptions from control.
- § 51.304 Identification of integral vistas.
- § 51.305 Monitoring for reasonably attributable visibility impairment.
- § 51.306 [Reserved]
- § 51.307 New source review.
- § 51.308 Regional haze program requirements.
- § 51.309 Requirements related to the Grand Canyon Visibility Transport Commission.
- Subpart Q—Reports
- Air Quality Data Reporting
- § 51.320 Annual air quality data report.
- Source Emissions and State Action Reporting
- § 51.321 Annual source emissions and State action report.
- § 51.322 Sources subject to emissions reporting.
- § 51.323 Reportable emissions data and information.
- § 51.324 Progress in plan enforcement.
- § 51.326 Reportable revisions.
- § 51.327 Enforcement orders and other State actions.
- § 51.328 [Reserved]
- Subpart R—Extensions
- § 51.341 Request for 18-month extension.
- Subpart S—Inspection/Maintenance Program Requirements
- § 51.350 Applicability.
- § 51.351 Enhanced I/M performance standard.
- § 51.352 Basic I/M performance standard.
- § 51.353 Network type and program evaluation.
- § 51.354 Adequate tools and resources.
- § 51.355 Test frequency and convenience.
- § 51.356 Vehicle coverage.
- § 51.357 Test procedures and standards.
- § 51.358 Test equipment.
- § 51.359 Quality control.
- § 51.360 Waivers and compliance via diagnostic inspection.
- § 51.361 Motorist compliance enforcement.
- § 51.362 Motorist compliance enforcement program oversight.
- § 51.363 Quality assurance.
- § 51.364 Enforcement against contractors, stations and inspectors.
- § 51.365 Data collection.
- § 51.366 Data analysis and reporting.
- § 51.367 Inspector training and licensing or certification.
- § 51.368 Public information and consumer protection.
- § 51.369 Improving repair effectiveness.
- § 51.370 Compliance with recall notices.
- § 51.371 On-road testing.
- § 51.372 State Implementation Plan submissions.
- § 51.373 Implementation deadlines.
- Appendix A to Subpart S of Part 51—Calibrations, Adjustments and Quality Control
- Appendix B to Subpart S of Part 51—Test Procedures
- Appendix C to Subpart S of Part 51—Steady-State Short Test Standards
- Appendix D to Subpart S of Part 51—Steady-State Short Test Equipment
- Appendix E to Subpart S of Part 51—Transient Test Driving Cycle
- Subpart T—Conformity to State or Federal Implementation Plans of Transportation Plans, Programs, and Projects Developed, Funded or Approved Under Title 23 U.S.C. or the Federal Transit Laws
- § 51.390 Implementation plan revision.
- Subpart U—Economic Incentive Programs
- § 51.490 Applicability.
- § 51.491 Definitions.
- § 51.492 State program election and submittal.
- § 51.493 State program requirements.
- § 51.494 Use of program revenues.
- Subpart W—Determining Conformity of General Federal Actions to State or Federal Implementation Plans
- § 51.850 [Reserved]
- § 51.851 State implementation plan (SIP) or Tribal implementation plan (TIP) revision.
- §§ 51.852-51.860 [Reserved]
- Subpart X—Provisions for Implementation of 8-hour Ozone National Ambient Air Quality Standard
- § 51.900 Definitions.
- § 51.901 Applicability of part 51.
- § 51.902 Which classification and nonattainment area planning provisions of the CAA shall apply to areas designated nonattainment for the 1997 8-hour NAAQS?
- § 51.903 How do the classification and attainment date provisions in section 181 of subpart 2 of the CAA apply to areas subject to § 51.902(a)?
- § 51.904 How do the classification and attainment date provisions in section 172(a) of subpart 1 of the CAA apply to areas subject to § 51.902(b)?
- § 51.905 How do areas transition from the 1-hour NAAQS to the 1997 8-hour NAAQS and what are the anti-backsliding provisions?
- § 51.906 Redesignation to nonattainment following initial designations for the 8-hour NAAQS.
- § 51.907 For an area that fails to attain the 8-hour NAAQS by its attainment date, how does EPA interpret sections 172(a)(2)(C)(ii) and 181(a)(5)(B) of the CAA?
- § 51.908 What modeling and attainment demonstration requirements apply for purposes of the 8-hour ozone NAAQS?
- § 51.909 [Reserved]
- § 51.910 What requirements for reasonable further progress (RFP) under sections 172(c)(2) and 182 apply for areas designated nonattainment for the 8-hour ozone NAAQS?
- § 51.911 [Reserved]
- § 51.912 What requirements apply for reasonably available control technology (RACT) and reasonably available control measures (RACM) under the 8-hour NAAQS?
- § 51.913 How do the section 182(f) NOX exemption provisions apply for the 8-hour NAAQS?
- § 51.914 What new source review requirements apply for 8-hour ozone nonattainment areas?
- § 51.915 What emissions inventory requirements apply under the 8-hour NAAQS?
- § 51.916 What are the requirements for an Ozone Transport Region under the 8-hour NAAQS?
- § 51.917 What is the effective date of designation for the Las Vegas, NV, 8-hour ozone nonattainment area?
- § 51.918 Can any SIP planning requirements be suspended in 8-hour ozone nonattainment areas that have air quality data that meets the NAAQS?
- § 51.919 Applicability.
- Subpart Y—Mitigation Requirements
- § 51.930 Mitigation of Exceptional Events.
- Subpart Z—Provisions for Implementation of PM2.5 National Ambient Air Quality Standards
- § 51.1000 Definitions.
- § 51.1001 Applicability of part 51.
- § 51.1002 Classifications and reclassifications.
- § 51.1003 Attainment plan due dates and submission requirements.
- § 51.1004 Attainment dates.
- § 51.1005 Attainment date extensions.
- § 51.1006 Optional PM2.5 precursor demonstrations
- § 51.1007 [Reserved]
- § 51.1008 Emissions inventory requirements.
- § 51.1009 Moderate area attainment plan control strategy requirements.
- § 51.1010 Serious area attainment plan control strategy requirements.
- § 51.1011 Attainment demonstration and modeling requirements.
- § 51.1012 Reasonable further progress (RFP) requirements.
- § 51.1013 Quantitative milestone requirements.
- § 51.1014 Contingency measure requirements.
- § 51.1015 Clean data requirements.
- § 51.1016 Continued applicability of the FIP and SIP requirements pertaining to interstate transport under CAA section 110(a)(2)(D)(i) and (ii) after revocation of the 1997 primary annual PM2.5 NAAQS.
- Subpart AA—Provisions for Implementation of the 2008 Ozone National Ambient Air Quality Standards
- § 51.1100 Definitions.
- § 51.1101 Applicability of part 51.
- § 51.1102 Classification and nonattainment area planning provisions.
- § 51.1103 Application of classification and attainment date provisions in CAA section 181 to areas subject to § 51.1102.
- § 51.1104 [Reserved]
- § 51.1105 Transition from the 1997 ozone NAAQS to the 2008 ozone NAAQS and anti-backsliding.
- § 51.1106 Redesignation to nonattainment following initial designations.
- § 51.1107 Determining eligibility for 1-year attainment date extensions for the 2008 ozone NAAQS under CAA section 181(a)(5).
- § 51.1108 Modeling and attainment demonstration requirements.
- § 51.1109 [Reserved]
- § 51.1110 Requirements for reasonable further progress (RFP).
- § 51.1111 [Reserved]
- § 51.1112 Requirements for reasonably available control technology (RACT) and reasonably available control measures (RACM).
- § 51.1113 Section 182(f) NOX exemption provisions.
- § 51.1114 New source review requirements.
- § 51.1115 Emissions inventory requirements.
- § 51.1116 Requirements for an Ozone Transport Region.
- § 51.1117 Fee programs for Severe and Extreme nonattainment areas that fail to attain.
- § 51.1118 Suspension of SIP planning requirements in nonattainment areas that have air quality data that meet an ozone NAAQS.
- § 51.1119 Applicability.
- Subpart BB—Data Requirements for Characterizing Air Quality for the Primary SO2 NAAQS
- § 51.1200 Definitions.
- § 51.1201 Purpose.
- § 51.1202 Applicability.
- § 51.1203 Air agency requirements.
- § 51.1204 Enforceable emission limits providing for attainment.
- § 51.1205 Ongoing data requirements.
- Subpart CC—Provisions for Implementation of the 2015 Ozone National Ambient Air Quality Standards
- § 51.1300 Definitions.
- § 51.1301 Applicability of this part.
- § 51.1302 Classification and nonattainment area planning provisions.
- § 51.1303 Application of classification and attainment date provisions in CAA section 181 to areas subject to § 51.1302.
- §§ 51.1304-51.1305 [Reserved]
- § 51.1306 Redesignation to nonattainment following initial designations.
- § 51.1307 Determining eligibility for 1-year attainment date extensions for an 8-hour ozone NAAQS under CAA section 181(a)(5).
- § 51.1308 Modeling and attainment demonstration requirements.
- § 51.1309 [Reserved]
- § 51.1310 Requirements for reasonable further progress (RFP).
- § 51.1311 [Reserved]
- § 51.1312 Requirements for reasonably available control technology (RACT) and reasonably available control measures (RACM).
- § 51.1313 Section 182(f) NOX exemption provisions.
- § 51.1314 New source review requirements.
- § 51.1315 Emissions inventory requirements.
- § 51.1316 Requirements for an Ozone Transport Region.
- § 51.1317 Fee programs for Severe and Extreme nonattainment areas that fail to attain.
- § 51.1318 Suspension of SIP planning requirements in nonattainment areas that have air quality data that meet an ozone NAAQS.
- § 51.1319 [Reserved]
- Subpart DD-Requirements for Reclassified Ozone Nonattainment Areas
- § 51.1400 Definitions.
- § 51.1401 Applicability of part 51.
- § 51.1402 SIP submission and control measure implementation deadlines for reclassified ozone nonattainment areas.
- § 51.1403 Applicability of ozone SIP requirements for former classification after reclassification.
- Appendixes A-K to Part 51 [Reserved]
- Appendix L to Part 51—Example Regulations for Prevention of Air Pollution Emergency Episodes
- Appendix M to Part 51—Recommended Test Methods for State Implementation Plans
- Appendixes N-O to Part 51 [Reserved]
- Appendix P to Part 51—Minimum Emission Monitoring Requirements
- Appendixes Q-R to Part 51 [Reserved]
- Appendix S to Part 51—Emission Offset Interpretative Ruling
- Appendixes T-U to Part 51 [Reserved]
- Appendix V to Part 51—Criteria for Determining the Completeness of Plan Submissions
- Appendix W to Part 51—Guideline on Air Quality Models
- Appendix X to Part 51—Examples of Economic Incentive Programs
- Appendix Y to Part 51—Guidelines for BART Determinations Under the Regional Haze Rule
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