Sacked Uttarakhand Minorities Commission chairman Sukhdev Singh Namdhari, arrested recently in connection with Ponty Chadha murder case, was today expelled from the BJP. Namdhari has been expelled from the party following his arrest in connection with the Chattarpur farmhouse shootout in which controversial liquor baron Ponty Chadha and his brother Hardeep were killed, state BJP chief Bishan Singh Chufal said.