Book Closure clause-16-31-03-2015 reg-42-31-03-2016 reg-42-31-03-2017 reg-42-31-03-2018 reg-42-31-03-2019 REG-42-BOOK CLOSURE-BSE-STS REG-42-BOOK CLOSURE-BSE-STS-31-3-2022 REG-42-2023-24-BSE-STS REG-42-2023-24-CSE-STS
