• § 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.