According to opposition parties, Satish Dwivedi and his mother have been involved in buying four plots of land worth Rs 2.37 crore for only Rs 60 lakh.
Earlier in the day, CM Mamata Banerjee had written to PM Modi, requesting him to withdraw the Centre's order recalling the bureaucrat.
The court has fixed May 31 for delivering its judgement on the case, the high court's cause list revealed on Saturday.