CBSE is deliberating on options, including granting of marks based on the average score of papers in which the candidate has already appeared; making it optional for students to appear in the exams and evaluating them on the basis of internal assessment; or rescheduling the papers for September-October.

from Times of India https://timesofindia.indiatimes.com/home/education/news/cbse-may-decide-on-board-exams-by-mon/articleshow/76455244.cms