President Nkurunziza is said to have succumbed from a cardiac arrest.
The four police officers killed Floyd intentionally responding to a call about a $20 counterfeit bill on May 25 when they detained Floyd.
The countries resolve to discuss the review this week at the decision-making body of the UN health agency virtual meeting.
The government eased the curb last Monday, urging people to continue observing social distancing, but residents have been seen gathering in markets and banks.
The death toll has so far risen to 10 cases, with 11 people fully recovering from the pandemic.
The numbers bring to total 147 confirmed cases, as the country records the highest number in a single day since it reported her first case.
Trump administration claim WHO did not do enough investigations into the COVID-19 outbreak in China