92C(A) of the Act; since the Rectification Application dated 18.01.2018 was still pending, further Rectification Applications were also filed, followed by their summarization vide letters dated 17.05.2018 & 22.03.2019; the second respondent having considered the same, passed the impugned order u/s 154 enhancing the refund to Rs.1380,13,00,740/- which included an interest amount of Rs.397