Tennessee StatutesChapter 20 - Highway SafetyPart 1 - Safety programs55-20-101 - County and municipal participation authorized Approval by governor Conformity with uniform standards of secretary of commerce.55-20-102 - Governor responsible for administration.Part 2 - Passenger Contract Carrier Safety Act55-20-201 - Short title.55-20-202 - Regulations governing contract passenger carriers.55-20-203 - Driver qualifications.55-20-204 - Hours of service.