If you pay in cash it gets rounded up or down e.g. $1.03 becomes $1.05 if it's $1.02 it's $1.00 but if you pay via debit card or credit card it doesn't change.

If you pay in cash it gets rounded up or down e.g. $1.03 becomes $1.05 if it's $1.02 it's $1.00 but if you pay via debit card or credit card it doesn't change. Here is the government's explanation http://www.cra-arc.gc.ca/gncy/lmntnpnny/menu-eng.html http://www.cra-arc.gc.ca/gncy/lmntnpnny/menu-eng.html