All India Tennis Association (AITA) Secretary General, Hironmoy Chatterjee, on Sunday confirmed the Indian team's participation, while elaborating that the tournament is not a bilateral series and India has to abide by the IOC charter.

from Times of India https://timesofindia.indiatimes.com/sports/tennis/top-stories/aita-confirms-indias-pakistan-visit-for-davis-cup-tie/articleshow/70416846.cms