The CBI has registered a preliminary enquiry which is the first step towards ascertaining if the allegations merit a full-fledged investigation. If enough prima facie material is found during the PE, the CBI can convert it into an FIR. Dubey had accused Moitra of asking questions in Lok Sabha to target the Adani Group and Prime Minister Narendra Modi at the behest of businessman Darshan Hiranandani in exchange for gifts.