- Constitutional Bodies are those which are established by or derive their powers directly from the Constitution of India. Statutory Bodies, on the other hand, are created by an Act of Parliament or a State Legislature. - a. NITI Aayog: National Institution for Transforming India (NITI Aayog) was established in 2015 by an executive resolution of the Union Cabinet, replacing the Planning Commission. It is neither a constitutional nor a statutory body. - b. National Commission for Minorities: This commission was established in 1993 by an Act of Parliament, the National Commission for Minorities Act, 1992. It is a statutory body. - c. Special Officer for Linguistic Minorities: Article 350B of the Constitution provides for the appointment of a Special Officer for Linguistic Minorities by the President. This makes it a constitutional body. - d. National Human Rights Commission (NHRC): This commission was established in 1993 by an Act of Parliament, the Protection of Human Rights Act,