Query: What was the constitution originally provided for? 
Context: The government of India is based on a tiered system, in which the Constitution of India delineates the subjects on which each tier of government has executive powers. The Constitution originally provided for a two-tier system of government, the Union Government (also known as the Central Government), representing the Union of India, and the State governments. Later, a third tier was added in the form of Panchayats and Municipalities.