The Supreme Court bench headed by the Chief Justice issued directions after various instances of the proposed withdrawal of cases against the lawmakers of the ruling parties in states were flagged by amicus curiae (friend of the court) Vijay Hansaria.
source https://www.jagranjosh.com/current-affairs/sc-directs-govt-to-get-hc-nod-before-withdrawing-cases-filed-against-mps-mlas-get-details-here-1629971760-1