Borrowed Sources of Indian Constitution
- Government of India Act 1935: Federal Scheme, Office of Governor, Judiciary, and UPSC.
- United Kingdom: Parliamentary government, Rule of Law, Legislative Procedure, Single Citizenship, and Cabinet System.
- S.A.: Fundamental Rights, Independence of Judiciary, Judicial Review, Impeachment of President, Removal of Supreme Court and High Court judges and post of Vice President.
- Irish: Directive Principles of State Policy, Nomination to the members of Rajya Sabha, and method of election to the President.
- Canada: Appointment of Governors, Residuary Powers in the centre, and Federation with a Strong Centre.
- Germany: Suspension of the Fundamental Rights during Emergency.
- USSR (Russia): Fundamental Duties and the Ideal of Justice in the Preamble.
- France: Republic, Liberty, Equality, and Fraternity in the preamble.
- Australia: Concurrent List, Joint Sitting of Parliament.
- South Africa: Procedure for the amendment of the Constitution and Election of the Members to Rajya Sabha.