Pradeep Sharma Foundation, an NGO run by Sharma, was also raided by the investigation agency. The raid was conducted along with armed CRPF personnel at around 6 AM.
The ED has levelled serious allegations against Mamata Banerjee's nephew Abhishek in its remand note seeking further custody of arrested police officer Ashok Mishra.
A special court also took cognisance of the charge-sheet on Wednesday. The court has asked Chidambaram and his son to be present in court on April 7 when charges will be framed.
The complaint has been registered after Swapna Suresh had alleged that ED officials forced her to give a false statement against Chief Minister Vijayan.