- British Constitution:
Parliamentary government, Rule of Law, legislative procedure, single citizenship, cabinet system, prerogative writs, parliamentary privileges and bicameralism.
- US Constitution:
Fundamental rights, independence of judiciary, judicial review, impeachment of the president, removal of Supreme Court and high court judges and post of vice-president.
- Irish Constitution:
Directive Principles of State Policy, nomination of members to Rajya Sabha and method of election of president.
Weimar Constitution of Germany Suspension of Fundamental Rights during Emergency.
- Japanese Constitution
Procedure established by Law
- Canadian Constitution
Federation with a strong Centre, vesting of residuary powers in the Centre, appointment of state governors by the Centre, and advisory jurisdiction of the Supreme Court.
- Australian Constitution
Concurrent List, freedom of trade, commerce and inter-course, and joint sitting of the two Houses of Parliament.
French Constitution Republic and the ideals of liberty, equality and fraternity in the Preamble.
- Soviet Constitution
(USSR, now Russia)
Fundamental duties and the ideal of justice (social, economic and political) in the Preamble.
- South Africa:
Procedure for amendment of the Constitution and election of members of Rajya Sabha.