We have a by-law regulating the buying and setting off of fireworks, it is not outright prohibited. We make a distinction between “public” and “private” display. A private display has to be set off on private property, and is limited to smaller pieces, and goes on to mention some examples.
Our office did receive a complaint today, but the by-law is not specific in limiting the size of the fireworks allowed to be set off. It is quite clear on timeframe: 7 days prior to Victoria Day, Canada Day and the US Independence Day (probably because of our close proximity to Michigan.