Covid-19 Vaccination benefits
Here are the areas where vaccinations will change standard quarantine rules. In general, these rules apply to 2 weeks after the final vaccination shot.
CDC (2/10/21): No quarantine needed for exposure to Covid-19 in asymptomatic persons.
Chicago (2/23/21): No travel quarantine needed for fully vaccinated person.
New York State (3/6/21): No travel quarantine needed for domestic travel within 90 days of vaccination.