Title 40, Part 51 — Requirements for Preparation, Adoption, and Submittal of Implementation Plans

Who is responsible for actions described in this subpart?

What tools are available to help prepare and report emissions data?

[Reserved]

What data does my state need to report to EPA?

What are the emission thresholds that separate point and nonpoint sources?

What geographic area must my state's inventory cover?

When does my state report which emissions data to EPA?

How can my state equalize the emission inventory effort from year to year?

In what form and format should my state report the data to EPA?

Where should my state report the data?

What definitions apply to this subpart?

Definitions.

Stipulations.

Public hearings.

Submission of plans, preliminary review of plans.

Revisions.

Approval of plans.

Attainment and maintenance of national standards.

Description of control measures.

Demonstration of adequacy.

[Reserved]

Emissions data and projections.

Air quality data and projections.

Data availability.

Additional provisions for lead.

Stack height provisions.

Intermittent control systems.

Requirements for State Implementation Plan revisions relating to new motor vehicles.

Findings and requirements for submission of State implementation plan revisions relating to emissions of nitrogen oxides.

Emissions reporting requirements for SIP revisions relating to budgets for NO emissions.

Findings and requirements for submission of State implementation plan revisions relating to emissions of oxides of nitrogen pursuant to the Clean Air Interstate Rule.

Findings and requirements for submission of State implementation plan revisions relating to emissions of sulfur dioxide pursuant to the Clean Air Interstate Rule.

[Reserved]

Determination of widespread use of ORVR and waiver of CAA section 182(b)(3) Stage II gasoline vapor recovery requirements.

Classification of regions for episode plans.

Significant harm levels.

Contingency plans.

Reevaluation of episode plans.

Legally enforceable procedures.

Public availability of information.

Identification of responsible agency.

Administrative procedures.

Stack height procedures.

Permit requirements.

Prevention of significant deterioration of air quality.

Ambient air quality monitoring requirements.

General.

Emission reports and recordkeeping.

Testing, inspection, enforcement, and complaints.

Transportation control measures.

Continuous emission monitoring.

Requirements for all plans.

Identification of legal authority.

Assignment of legal authority to local agencies.

General plan requirements.

Nonattainment areas for carbon monoxide and ozone.

[Reserved]

Legally enforceable compliance schedules.

Final compliance schedules.

Extension beyond one year.

Resources.

Copies of rules and regulations.

Public notification.

Electronic reporting.

Purpose and applicability.

Definitions.

Reasonably attributable visibility impairment.

Exemptions from control.

Identification of integral vistas.

Monitoring for reasonably attributable visibility impairment.

[Reserved]

New source review.

Regional haze program requirements.

Requirements related to the Grand Canyon Visibility Transport Commission.

Annual air quality data report.

Annual source emissions and State action report.

Sources subject to emissions reporting.

Reportable emissions data and information.

Progress in plan enforcement.

Reportable revisions.

Enforcement orders and other State actions.

[Reserved]

Request for 18-month extension.

Applicability.

Enhanced I/M performance standard.

Basic I/M performance standard.

Network type and program evaluation.

Adequate tools and resources.

Test frequency and convenience.

Vehicle coverage.

Test procedures and standards.

Test equipment.

Quality control.

Waivers and compliance via diagnostic inspection.

Motorist compliance enforcement.

Motorist compliance enforcement program oversight.

Quality assurance.

Enforcement against contractors, stations and inspectors.

Data collection.

Data analysis and reporting.

Inspector training and licensing or certification.

Public information and consumer protection.

Improving repair effectiveness.

Compliance with recall notices.

On-road testing.

State Implementation Plan submissions.

Implementation deadlines.

Implementation plan revision.

Applicability.

Definitions.

State program election and submittal.

State program requirements.

Use of program revenues.

[Reserved]

State implementation plan (SIP) or Tribal implementation plan (TIP) revision.

§§ 51.852-51.860 [Reserved]

Definitions.

Applicability of part 51.

Which classification and nonattainment area planning provisions of the CAA shall apply to areas designated nonattainment for the 1997 8-hour NAAQS?

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)?

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)?

How do areas transition from the 1-hour NAAQS to the 1997 8-hour NAAQS and what are the anti-backsliding provisions?

Redesignation to nonattainment following initial designations for the 8-hour NAAQS.

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?

What modeling and attainment demonstration requirements apply for purposes of the 8-hour ozone NAAQS?

[Reserved]

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?

[Reserved]

What requirements apply for reasonably available control technology (RACT) and reasonably available control measures (RACM) under the 8-hour NAAQS?

How do the section 182(f) NO exemption provisions apply for the 8-hour NAAQS?

What new source review requirements apply for 8-hour ozone nonattainment areas?

What emissions inventory requirements apply under the 8-hour NAAQS?

What are the requirements for an Ozone Transport Region under the 8-hour NAAQS?

What is the effective date of designation for the Las Vegas, NV, 8-hour ozone nonattainment area?

Can any SIP planning requirements be suspended in 8-hour ozone nonattainment areas that have air quality data that meets the NAAQS?

Applicability.

Mitigation of Exceptional Events.

Definitions.

Applicability of part 51.

Classifications and reclassifications.

Attainment plan due dates and submission requirements.

Attainment dates.

Attainment date extensions.

Optional PM precursor demonstrations

[Reserved]

Emissions inventory requirements.

Moderate area attainment plan control strategy requirements.

Serious area attainment plan control strategy requirements.

Attainment demonstration and modeling requirements.

Reasonable further progress (RFP) requirements.

Quantitative milestone requirements.

Contingency measure requirements.

Clean data requirements.

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 PM NAAQS.

Definitions.

Applicability of part 51.

Classification and nonattainment area planning provisions.

Application of classification and attainment date provisions in CAA section 181 to areas subject to § 51.1102.

[Reserved]

Transition from the 1997 ozone NAAQS to the 2008 ozone NAAQS and anti-backsliding.

Redesignation to nonattainment following initial designations.

Determining eligibility for 1-year attainment date extensions for the 2008 ozone NAAQS under CAA section 181(a)(5).

Modeling and attainment demonstration requirements.

[Reserved]

Requirements for reasonable further progress (RFP).

[Reserved]

Requirements for reasonably available control technology (RACT) and reasonably available control measures (RACM).

Section 182(f) NO exemption provisions.

New source review requirements.

Emissions inventory requirements.

Requirements for an Ozone Transport Region.

Fee programs for Severe and Extreme nonattainment areas that fail to attain.

Suspension of SIP planning requirements in nonattainment areas that have air quality data that meet an ozone NAAQS.

Applicability.

Definitions.

Purpose.

Applicability.

Air agency requirements.

Enforceable emission limits providing for attainment.

Ongoing data requirements.

Definitions.

Applicability of this part.

Classification and nonattainment area planning provisions.

Application of classification and attainment date provisions in CAA section 181 to areas subject to § 51.1302.

§§ 51.1304-51.1305 [Reserved]

Redesignation to nonattainment following initial designations.

Determining eligibility for 1-year attainment date extensions for an 8-hour ozone NAAQS under CAA section 181(a)(5).

Modeling and attainment demonstration requirements.

[Reserved]

Requirements for reasonable further progress (RFP).

[Reserved]

Requirements for reasonably available control technology (RACT) and reasonably available control measures (RACM).

Section 182(f) NO exemption provisions.

New source review requirements.

Emissions inventory requirements.

Requirements for an Ozone Transport Region.

Fee programs for Severe and Extreme nonattainment areas that fail to attain.

Suspension of SIP planning requirements in nonattainment areas that have air quality data that meet an ozone NAAQS.

[Reserved]

Definitions.

Applicability of part 51.

SIP submission and control measure implementation deadlines for reclassified ozone nonattainment areas.

Applicability of ozone SIP requirements for former classification after reclassification.