The accounts were attached over dispute over quantum of levy entry tax after which it had filed a writ petition, the company said in BSE filing.
"The Supreme Court has order the M P Commercial Tax Authority to withdraw the attachment (of bank accounts of the plant) and has directed NTPC to deposit Rs 40 crore the registry of High Court," it said.
It further said that the apex court asked the the High Court to dispose of the writ petition within three months.
The company said that the referred "media report is factually incorrect. There was no attachment of power plant".