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Welcome to Oxford Constitutional Law

Oxford Constitutional Law (OXCON) is the home of Oxford’s constitutional law services, including Oxford Constitutions of the World, US Constitutional Law and the Max Planck Encyclopedia of Comparative Constitutional Law.

Via this platform users are able to perform a single search across all of our constitutional law services, ensuring speedy, inclusive results.


Selected Developments in Comparative Constitutional Law: December 2024 Round-Up

This December, we surveyed recent worldwide developments in comparative constitutional law and collected the articles that we think will help shed light on these emerging changes. In this news item, you will find concise summaries of selected developments across the globe, with links to pertinent articles that have been made free for a limited time to guide your exploration of these areas. Follow the link below to stay informed with MPECCoL.

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Site News

May 15, 2025

MPECCoL May 2025 Update

One new article has been added to the Max Planck Encyclopedia of Comparative Constitutional Law, with the total number of published articles now at 417.

April 30, 2025

MPECCoL April 2025 Update

Three new articles have been added to the Max Planck Encyclopedia of Comparative Constitutional Law, with the total number of published articles now at 416.

March 31, 2025

OCW March 2025 Update

Eight new documents have been added to Oxford Constitutions of the World, and eight have been made historical.

March 26, 2025

MPECCoL March 2025 Update

Three new articles have been added to the Max Planck Encyclopedia of Comparative Constitutional Law, with the total number of published articles now at 413.