MUMBAI, June 24 (Reuters) – RBI has proposed rules requiring banks to strengthen ​oversight of risks tied to AI ‌and machine-learning models, mandating board-approved policies, stronger controls and model inventories. The Reserve Bank of India said ​banks must put in place a board-approved ​risk management framework covering all models, ⁠including those for AI and machine-learning. Regulated entities ​must assess risk at both the individual model ​level and across the enterprise on an ongoing basis, the RBI said. If risks are found to be ​excessive, lenders should take timely corrective ​steps, including enhanced controls, restrictions on use, remediation or ‌decommissioning ⁠of