Which is a key requirement for all drivers under AR 600-55?

The key requirement for all drivers under AR 600-55 is the maintenance of an up-to-date driving log. This regulation emphasizes the importance of documenting driving experiences to ensure accountability and safety within Army operations. The driving log serves as a critical tool for tracking driving history, including the types of vehicles operated and the total hours logged. This documentation helps in evaluating the driver's experience, which is essential for risk assessment and management in operational readiness.

While basic first-aid training, safety workshops, and behind-the-wheel hours may contribute positively to overall driver education and safety practices, they are not universally mandated requirements under AR 600-55. The focus on maintaining a driving log directly ties into the Army’s commitment to accountability and safety in vehicle operation, making it a fundamental obligation for all drivers in the Army.