Datar says that the Constitution amendment... ... NEET-PG Counselling/ EWS/OBC Quota Case- Supreme Court To Continue Hearing Tomorrow

Datar says that the Constitution amendment providing for EWS was notified on January 15, 2019.  Within three days the office memorandum specifying the EWS criteria came.

Update: 2022-01-05 10:18 GMT

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