Bengaluru and Mumbai, Sept. 7 -- Last year's clean chit given to Tata Sons group company secretary Suprakash Mukhopadhyay, an aide of chairman N. Chandrasekaran, has come under fresh scrutiny. A previously unreported email detailing his role in soliciting an investment for his family's wealth-advisory business raises questions over whether the internal probe that cleared Mukhopadhyay was thorough enough and examined all relevant details.

Darius Khambata, who rejoined the Sir Ratan Tata Trust (SRTT) and the Sir Dorabji Tata Trust (SDTT) in November 2023-while the late chairman Ratan Tata was still in charge-had last year asked Trusts' representatives on Tata Sons board to quiz Chandrasekaran about any possible breaches of the Tata Sons Co...