OTTAWA — Air Transat cabin crews may be at 30,000 feet when they’re working, but a recent labour decision confirmed they can’t ever get high on their personal time. In a ruling issued earlier this month , arbitrator Nathalie Massicotte settled an ongoing question since Canada legalized cannabis in 2018: can airlines bar employees in “high-risk” positions from consuming drugs at any point on or off duty? The answer is yes, Massicotte ruled, upholding Air Transat’s policy implemented shortly after cannabis was legalized that bans certain employees such as flight and cabin crew members...