For Canada, most of the city has the day off.
– Most stores, grocery stores, malls, etc. are closed.
– LCBO and Beer Stores are closed. Hop over to Quebec if you need something.
– Rideau Centre and Byward Market are still open.
– Garbage pick-up will be tomorrow.
– Banks, city hall, etc. all closed.
– More info here.
Some other things:
Here are all the road closures around Parliament Hill today.
And buses are free!