Home / Yukon / Questions / Rules of the Road Rules of the Road Report Yukon commercial drivers operate under: A No hour restrictions B Federal hours-of-service rules C Same as private D State discretion Show Answer & Explanation Correct Answer: B. Federal hours-of-service rules HOS rules prevent fatigue-related crashes. Previous Next More Rules of the Road Questions Full Yukon driver 19+ with BAC 0.05-0.079 faces: Federal Criminal Code BAC threshold in Canada (including Yukon): Yukon Novice driver BAC limit: Yukon driver under 19 (even with Full licence) has BAC limit: Typical minimum time in Yukon Novice stage before Full: Often Missed All Yukon Questions Smart Practice Mock Exam Road Signs Guide