New Delhi, Jan. 30 -- The Supreme Court on Wednesday struck down domicile-based reservations in admissions to postgraduate (PG) medical courses, declaring them unconstitutional and violative of the fundamental right to equality - a precedent-setting order that will rewrite the contours of post-graduate medical education in India, with prospective effect.

While addressing the constitutional validity of residence-based reservations, the bench comprising justices Hrishikesh Roy, Sudhanshu Dhulia and SVN Bhatti, held that such policies run counter to the principles of citizenship and equality enshrined in the Constitution.

"Why residence-based reservation is impermissible is for the reason that such reservation runs counter to the idea of cit...