one of our client imports crude oil from singapore...in the month of march 2011 co. purchase oil from singapore .....such vessel carrying oil reach india custom port in april 2011 & then co. filed bill of entry & pay cutom duty.....plz tell in which F/Y to treat such purchase as PURCHASE IMPORT IN BOOKS i.e in 2010-11 OR 2011-12......plz provide with case law if any........
plz answer......