Senco Gold had helped customers during demonetisation by selling gold using old currency notes. They have come clean and revealed the names of customers, most of them have since come clean and made deposits under the Pradhan Mantri Garib Kalyan Yojana (PMGKY), an amnesty scheme.
They have also paid voluntary paid some amount regarding this and the total tax litigation remaining is not material at present. Final order related to this is still pending.
I use the parameter of Contingent liabilities to Net worth to detect off balance sheet risk. The contingent liabilities is 23.3 Cr (from Screener.in and drhp shown below) and Contingent liabilities to Net worth is 2.41% which is acceptable.
If you can provide your source of information, I will further look into it.