From the Bank of Canada website posted July 30, 2020:

The Bank of Canada today published its 2021 schedule for policy interest rate announcements and the release of the quarterly Monetary Policy Report. It also reconfirmed the scheduled interest rate announcement dates for the remainder of this year.

The scheduled dates for the interest rate announcements from September 2020 through December 2020 are reconfirmed as follows:

• Wednesday, September 9
• Wednesday, October 28*
• Wednesday, December 9

The scheduled dates for the interest rate announcements for 2021 are as follows:

• Wednesday, January 20*
• Wednesday, March 10
• Wednesday, April 21*
• Wednesday, June 9
• Wednesday, July 14*
• Wednesday, September 8
• Wednesday, October 27*
• Wednesday, December 8

*Monetary Policy Report published

To read more, see the full announcement here.