S. 144B : Faceless Assessment-Assessment order was completed by Jurisdictional Assessing Officer-Amended provisions of section 144B inserted by Finance Act, 2021 mandated that assessments under section 143(3) be carried out in a faceless manner and the department was unable to show any reason for not following such mandatory procedure-assessment order was set aside-Violation of principle of natural justice was not accepted. [S.40A(3) 68, Art.226]