The change in quarantine guidelines will allow asymptomatic individuals that have been exposed to someone who has tested positive for COVID-19 to be released from quarantine after day 7 with negative PCR test or after day 10 without a test. Note, this guidance is for asymptomatic individuals.
Further information can be found in the press release at: December 4th, 2020 Press Release - Quarantine changes for asymptomatic individuals regarding COVID-19