PAC Chairman K C Venugopal said the committee decided to postpone today’s meeting following a message received from SEBI expressing Ms Buch’s inability to attend the meeting.

SEBI chief Madhabi Buch was cleared in a government-led investigation; she might now be let to complete her tenure which will come to a close in February next.

A Hindenburg report on the Adani Group last year had upset the group and led to a sharp decline in its share prices, though the shares revoered later.

The Adani-Hindenburg row is in focus; TRAI chairperson Anil Kumar Lahoti and senior Central bureaucrats also asked to appear before the PAC.

Sebi faces scrutiny as chairperson Buch encounters conflict of interest allegations. Tensions within Sebi have escalated following Hindenburg Research's allegations and Congress party's accusations against her.

Hindenburg's investigations have rocked several high-profile companies, including Adani Enterprises.

In India, all categories of investors are allowed to short-sell; short-selling trades can be made for market speculation and hedging to square off traders' long positions

Hindenburg Research Adani row: SEBI's notice to Hindenburg Research will bring confidence among the DIIs and FIIs regarding Adani group companies, say experts.