 The 'creamy layer' categorization was meant only for the OBCs until 30 September 2018 but now are also applied to the Scheduled Castes and Scheduled Tribes, it was argued that it is not on economic basis rather on the basis of untouchability or backwardness.This applied only in reservations in promotion and rest remain the same.In December 2019, the central govt has appealed in Surpeme court against the previous order of applicability of creamy layer to the SC/ST quota.