Section 8(3) in The Delhi School Education Rules, 1973
(3)Where the Administrator is satisfied that by reason of the number of students having mother tongue other than Hindi, it is necessary so to do, he may open one or more sections or classes in an existing school for imparting education to such children through the medium of their mother tongue, and, where the opening of such new sections or classes is not feasible, he may open or cause to be opened one or more new schools for imparting education to such children through the medium of their mother tongue.
