As per the RBI circular, banks had to classify a loan account as stressed if there was even a day of default and bankers have to mandatorily refer all accounts with over Rs 2,000 crore loans to the National Company Law Tribunal (NCLT) or the bankruptcy court if they failed to resolve the problem within 180 days of default.

from Times of India https://timesofindia.indiatimes.com/business/india-business/supreme-court-rejects-rbis-february-12-circular-on-debt-resolution/articleshow/68682848.cms