The submission was made before a bench of Justices Navin Chawla and Ravinder Dudeja, which was hearing a habeas corpus petition following the alleged illegal detention of Kumar.
AAP Delhi unit president Saurabh Bharadwaj also alleged that police were pressuring the family of a deceased sanitation worker to proceed with his cremation.
AAP councilor Kuldeep Kumar in his plea has sought fresh elections under the supervision of a retired high court judge, alleging tampering with ballot papers by the presiding officer.