Part 653 - PREVENTION OF PROHIBITED DRUG USE IN TRANSIT OPERATIONS

Part 654 - PREVENTION OF ALCOHOL MISUSE IN TRANSIT OPERATIONS

Part 600 - [Reserved]

Part 601 - Organization, Functions, and Procedures

Part 602 - Emergency Relief

Part 604 - Charter Service

Part 605 - School Bus Operations

Part 609 - Transportation for Elderly and Handicapped Persons

Part 611 - Major Capital Investment Projects

Part 613 - Metropolitan and Statewide and Nonmetropolitan Planning

Part 614 - Transportation Infrastructure Management

Part 622 - Environmental Impact and Related Procedures

Part 624 - Clean Fuels Grant Program

Part 625 - Transit Asset Management

Part 630 - National Transit Database

Part 633 - Project Management Oversight

Part 639 - [Reserved]

Part 640 - Credit Assistance for Surface Transportation Projects

Part 650 - Private Investment Project Procedures

Part 655 - Prevention of Alcohol Misuse and Prohibited Drug Use in Transit Operations

Part 659 - Rail Fixed Guideway Systems; State Safety Oversight

Part 661 - Buy America Requirements

Part 663 - Pre-Award and Post-Delivery Audits of Rolling Stock Purchases

Part 665 - Bus Testing

Part 670 - Public Transportation Safety Program

Part 671 - [Reserved]

Part 672 - Public Transportation Safety Certification Training Program

Part 673 - Public Transportation Agency Safety Plans

Part 674 - State Safety Oversight

Parts 666--669 - [Reserved]

Parts 671--673 - [Reserved]

Parts 675--699 - [Reserved]