The Commission has asked Khan to explain by April 11 as to why action should not be initiated against him for violation of the Model Code of Conduct for his remarks.
"The Commission is, prima facie, of the opinion that by making the aforesaid statements you have violated the above said provisions of the Model Code of Conduct.
Khan had on April 7 kicked up a controversy by saying in Ghaziabad that it was 'Muslim soldiers' who had ensured India's victory in the 1999 Kargil war against Pakistan.
On April 5, the Uttar Pradesh Minister had allegedly used threatening language against the field election machinery while addressing a rally in Rampur.
On April 2, he had used allegedly derogatory language against Modi in Rampur.