Filing 10e for salary arrear relief

Gokul s nair (Student ) (68 Points)

12 September 2021  
filing 10e for arrear of fy 2015-16 received in Fy 2020-21.

when relief under 89(1) is claimed for previous year's arrear received in fy 2015-16's ITR , then which amount should be shown as tax payable for fy 2015-16 ,( i,e whether tax payable after tax relief or before tax relief)
to be shown in column of 10e filing for fy 2020-21.