Province to use interrupter clause on diesel Halifax, NS, Canada / Country 103.5 Kevin Northup Jan 14, 2025 | 2:52 PM Opposition 24 / CC The price of diesel is going to change at midnight. The province invoking their interrupter clause due to market shifts. No word on which way it’s going to go. As of today in Halifax, the price of diesel was sitting around $1.89 a litre. It shot up nearly six cents on Friday.