All the recreation.gov pages I looked up today for the Inyo NF, Whitney Permits, and Whitney Portal CG currently state:

This location is closed. Affected reservations have been cancelled and refunds have been issued. Local managers are committed to the health and safety of recreational visitors and our staff. We are following the guidelines from our agency and the CDC regarding COVID-19, closely monitoring the situation and responding to current conditions. Please continue to monitor this page for status updates.