For cruises departing through September 30, 2022, you can change the date up to 15 days before sailing to a cruise departing no later than September 30, 2023 without penalty.
For cruises departing through December 31, 2022 (non-Concierge), cancellation penalties begin 59 days before the cruise.
The standard non-Concierge cancellation policy currently resuming with cruises starting January 1, 2023 begins cancellation fees at 89 days for cruises of 5 nights or fewer and 119 days for cruises of 6 nights or more.
As of now, but with no given expiration date, if in the 14 days before your cruise you test positive for, show symptoms of, or are exposed to someone with Covid, you can cancel for a refund or reschedule for a cruise before September 30, 2023 without penalty (with some limitations).