The present volume is a maiden academic venture on the Indian Polity for the curious aspirants of the central and state civil services, the judicial services and also for all those university students who evince academic interest in Political Science and Law. This is a compact standard book on Indian Polity designed in accordance with the UPSC framed course structure. The book runs into 15 units spreading into 93 chapters. Each unit has been prefixed with an introduction which critically overviews with deep insight on the subjects dealt within its fold. The treatise incorporates all necessary latest updates such as (a) the Immigration and Foreigners Act, 2025, (b) the Supreme Court judgement in the State of Tamil Nadu vs. Governor of Tamil Nadu, 2025 case fixing timelines for the President and the Governors to decide on Bills passed by the state legislature, and (c) Presidential references of 14 questions on 13 May 2025, under Article 143 to the Supreme Court of India for seeking its advisory opinion on them. Besides dealing with enchanting new units, the book also includes several new relevant and important themes which are usually not easily available such as Northeast India, Criminal Justice System, Legal Aid Services Authorities, Enforcement Directorate, Serious Fraud Investigation Office, Directorate of Revenue Intelligence, Integration of Princely States, National Identity and Symbols, etc. A consolidated list of the status of the chairperson and members of the constitutional, statutory and other such commissions and bodies along with a comprehensive list of the pay-structure of the constitutional functionaries has been added to make our understanding captivating. The book delves into multiple fascinating dimensions of the Constitution of India and other related themes in lucid exposition. The content gives a cogent explanation of the subject to the learners who can teach themselves as they read through the pages. The quality of its content has been kept rich while sourcing the material from authentic sources. The language is simple but scholarly. The legal jargons and terminologies, as far as possible, have been offloaded.