Commercial paper listing requirements tightened: enhanced tranche disclosure and issuers under three years limited to Qualified Institutional Buyers. The circular tightens Commercial Paper listing and disclosure: tranche-level details (ISIN, amount, issue/maturity dates), all credit ratings including unaccepted ratings with dates, CRA name and validity, declaration of rating validity at issuance and listing, issuing/paying agent details; issues by issuers under three years must state subscription is limited to Qualified Institutional Buyers; financial information obligations vary by issuer age, requiring audited/limited review consolidated (where available) and standalone statements with auditor qualifications covering either the last three years or the years of existence. These amendments are effective immediately.