Mumbai, April 6 -- More than three weeks since the US President Donald Trump announced an investment by 'Reliance' in a new oil refinery in his country, a lack of clarity from both the Mukesh Ambani-led company and India's two top stock exchanges on the subject has exposed gaps in India's rumour verification rules, experts said.

While some experts believe that Reliance Industries Ltd should have provided further clarity on whether it was investing in the US, others think the situation falls within the 'grey area' of the disclosure rules governing listed companies.

However, experts say India's two top stock exchanges-BSE Ltd and the National Stock Exchange-could have used their discretion to seek clarification from Reliance Industries on...