Tax exemptions for ICC events are listed as a requirement in host agreements and the BCCI was supposed to confirm they had secured one by May 18. However, BCCI treasurer Arun Singh Dhumal told Reuters that would not happen and that negotiations were continuing.

from Times of India https://timesofindia.indiatimes.com/sports/cricket/news/no-risk-of-losing-2021-t20-world-cup-over-tax-exemption-bcci/articleshow/76060445.cms