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Electronic Code of Federal Regulations

e-CFR data is current as of November 14, 2019

Title 40Chapter ISubchapter CPart 93


TITLE 40—Protection of Environment

CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)

SUBCHAPTER C—AIR PROGRAMS (CONTINUED)

PART 93—DETERMINING CONFORMITY OF FEDERAL ACTIONS TO STATE OR FEDERAL IMPLEMENTATION PLANS

rule

Subpart A—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

§93.100
Purpose.
§93.101
Definitions.
§93.102
Applicability.
§93.103
Priority.
§93.104
Frequency of conformity determinations.
§93.105
Consultation.
§93.106
Content of transportation plans and timeframe of conformity determinations.
§93.107
Relationship of transportation plan and TIP conformity with the NEPA process.
§93.108
Fiscal constraints for transportation plans and TIPs.
§93.109
Criteria and procedures for determining conformity of transportation plans, programs, and projects: General.
§93.110
Criteria and procedures: Latest planning assumptions.
§93.111
Criteria and procedures: Latest emissions model.
§93.112
Criteria and procedures: Consultation.
§93.113
Criteria and procedures: Timely implementation of TCMs.
§93.114
Criteria and procedures: Currently conforming transportation plan and TIP.
§93.115
Criteria and procedures: Projects from a transportation plan and TIP.
§93.116
Criteria and procedures: Localized CO, PM10, and PM2.5 violations (hot-spots).
§93.117
Criteria and procedures: Compliance with PM10 and PM2.5 control measures.
§93.118
Criteria and procedures: Motor vehicle emissions budget.
§93.119
Criteria and procedures: Interim emissions in areas without motor vehicle emissions budgets.
§93.120
Consequences of control strategy implementation plan failures.
§93.121
Requirements for adoption or approval of projects by other recipients of funds designated under title 23 U.S.C. or the Federal Transit Laws.
§93.122
Procedures for determining regional transportation-related emissions.
§93.123
Procedures for determining localized CO, PM10, and PM2.5 concentrations (hot-spot analysis).
§93.124
Using the motor vehicle emissions budget in the applicable implementation plan (or implementation plan submission).
§93.125
Enforceability of design concept and scope and project-level mitigation and control measures.
§93.126
Exempt projects.
§93.127
Projects exempt from regional emissions analyses.
§93.128
Traffic signal synchronization projects.
§93.129
Special exemptions from conformity requirements for pilot program areas.
rule

Subpart B—DETERMINING CONFORMITY OF GENERAL FEDERAL ACTIONS TO STATE OR FEDERAL IMPLEMENTATION PLANS

§93.150
Prohibition.
§93.151
State implementation plan (SIP) revision.
§93.152
Definitions.
§93.153
Applicability.
§93.154
Federal agency conformity responsibility.
§93.155
Reporting requirements.
§93.156
Public participation.
§93.157
Reevaluation of conformity.
§93.158
Criteria for determining conformity of general Federal actions.
§93.159
Procedures for conformity determinations of general Federal actions.
§93.160
Mitigation of air quality impacts.
§93.161
Conformity evaluation for Federal installations with facility-wide emission budgets.
§93.162
Emissions beyond the time period covered by the SIP.
§93.163
Timing of offsets and mitigation measures.
§93.164
Inter-precursor mitigation measures and offsets.
§93.165
Early emission reduction credit programs at Federal facilities and installation subject to Federal oversight.

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