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Welcome to the Max Planck Encyclopedia of Comparative Constitutional Law

The Max Planck Encyclopedia of Comparative Constitutional Law (MPECCoL) provides a high level of analytical coverage of constitutional law topics in a comparative context. MPECCoL articles address a focused range of topics that provide the best coverage of the essence, character, development, and history of constitutional law from a global perspective.


Democracy Collection

To celebrate the International Day of Democracy 2020 (15 September) explore our curated collection of Max Planck Encyclopedia of Comparative Constitutional Law articles, Oxford Constitutions of the World articles, and book chapters covering key issues, jurisdictional perspectives and the essential terminology of Democracy. All content is free to read until 15 December 2020.

See full collection >


Site News

March 15, 2021

MPECCoL February 2021 Update

For February 2021, 4 new articles have been added to Max Planck Encyclopedia of Comparative Constitutional Law, taking the total to 262.

March 8, 2021

OCW February 2021 Update

For February 2020, Oxford Constitutions of the World adds 6 new documents and 1 historical documents

January 31, 2021

OCW January 2021 Update

For January 2020, Oxford Constitutions of the World adds 2 new documents and 2 historical documents

January 31, 2021

MPECCoL January 2021 Update

For January 2021, 1 new articles have been added to Max Planck Encyclopedia of Comparative Constitutional Law, taking the total to 258.

Right to Science

Cesare PR Romano, Andrea Boggio

Aliens

Gregor Novak