Home / Nova Scotia / Questions / Rules of the Road Rules of the Road Report Tire chains in NS are: A Mandatory December through March B Permitted in slippery conditions, not typically required C Banned D For commercial only Show Answer & Explanation Correct Answer: B. Permitted in slippery conditions, not typically required Check local conditions. Previous Next More Rules of the Road Questions Snow and ice on the vehicle (roof, hood) must be: Winter tires in NS are: Winter tires perform best below: Using cannabis in a vehicle in NS is: A broken yellow centre line means: Often Missed All Nova Scotia Questions Smart Practice Mock Exam Road Signs Guide