SEBI modified the formats/timelines/submissions w.r.t. the disclosure of SBO in the shareholding pattern of listed entities pursuant to the introduction of Companies (Significant Beneficial Owners) Amendment Rules, 2019 dated 8th February, 2019.
https://www.sebi.gov.in/legal/circulars/mar-2019/modification-of-circular-dated-december-7-2018-on-disclosure-of-significant-beneficial-ownership-in-the-shareholding-pattern_42324.html