Most people thought the massive ₹8,415 crore AT-1 bond saga was finally wrapped up when the Supreme Court gave its verdict. But banking and finance aspirants know that high-stakes financial legal battles rarely end quietly. YES Bank has officially filed a review petition under Article 137 of the Indian Constitution, asking the top court to reconsider its October decision regarding the complete write-down of those bonds. For anyone preparing for bank PO, RBI Grade B, or regulatory exams, this is a textbook case study playing out in real time. AT-1 bonds are perpetual instruments designed to absorb losses when a bank's capital drops below a critical threshold. When YES Bank faced its restructuring crisis, writing down these bonds meant investors lost thousands of crores overnight, sparking years of legal clashes over investor protection versus regulatory intervention. Understanding how SEBI disclosure rules, RBI restructuring frameworks, and constitutional review petitions intersect here is crucial for your financial awareness sections. Track this case closely; it shapes the future of risk pricing in Indian banking.