this was from 2020:
Per the Celebrity Cruise Ticket contract updated 10/20/2020, section 4f:
f. Passenger Testing Positive for COVID-19 During Cruise. Passenger understands and agrees that if, after boarding, and even if Passenger has fully complied with all COVID-19 Policies and Procedures, Passenger tests positive for COVID-19 or exhibits signs or symptoms of COVID-19, Carrier may disembark, refuse re-boarding after a shore excursion, or quarantine Passenger as well as members of Passenger’s travelling party, or take other steps which Carrier determines, in its sole discretion, are necessary under the circumstances to protect the health and well-being of others. Under these circumstances, any such Passenger with a known or suspected case of infection with COVID-19 who is disembarked, refused re-boarding, or quarantined shall be entitled to a prorated refund or future cruise credit for the unused portion of the Cruise Fare. For further details, refer to Carrier’s refund and cancellation policy at www.celebritycruises.com. Each such Passenger is responsible for all other related costs and fines, including without limitation travel expenses. Under no circumstances shall Carrier be liable to any such Passenger for any costs, damages or expenses whatsoever incurred by any Passenger.