Explanation:

The viability should be determined by the banks based on the acceptable viability benchmarks determined by them, which may be applied on a case-by-case basis, depending on merits of each case. Illustratively, the parameters may include the Return on Capital Employed, Debt Service Coverage Ratio, Gap between the Internal Rate of Return and Cost of Funds and the amount of provision required in lieu of the diminution in the fair value of the restructured advance.