Notice u/s 148

Thooya (Accountant) (170 Points)

21 August 2018  
My relative received a notice u/s 148 of i.t department during march, and he expired during april 2018. is it mandatory to file a i.t returns?, i.t department is contacting legal heir and asking them to file the returns for the notice received. need your help..

thanks & regards.