The document discusses several cases related to discrimination under Articles 15 and 16 of the Indian constitution. It summarizes key cases as follows:
1) A Rajasthan government order exempting certain castes/religions from paying police expenses was struck down as discriminatory on grounds of caste/religion.
2) A Bombay law allowing externment of non-locals but not locals was struck down as discriminatory based on place of birth.
3) A rule reserving medical college seats for state residents but not others was upheld as the distinction was based on residence not birthplace.
4) A rule reserving benefits for women principals was upheld under Article 15(3) which