COLIEE 2025

Welcome to the 12th Competition on Legal Information Extraction and Entailment (COLIEE-2025).

This competition is run in association with the International Conference on Artificial Intelligence and Law (ICAIL) 2025 (opens in a new tab). June 16 (or 20) (TBD), 2025, Northwestern University, Chicago + Online (Hybrid)

Latest Updates

• 26th January 2025: COLIEE-2025 is run with ICAIL2025, Schedule is updated.
• 28th January 2025: Paper submission format is updated.
• 15th February 2025: Test data for Task 3 and pilot tasks are released. Result submission format updated. Schedule is updated.
• 24th February 2025: Task 4 Submission (opens in a new tab) is updated.

Registration and Contact

Please register here by submitting necessary forms. If you have any questions, please contact coliee_participation@nii.ac.jp.

Competition Tasks

COLIEE-2025 includes four tasks:

Task 1: Legal Case Retrieval

Task 2: Legal Case Entailment

Task 3: Statute Law Retrieval

Task 4: Legal Textual Entailment

Pilot Task: A pilot task featuring a Japanese Legal Judgment Prediction.

Sponsors

TBA

Citations

For the overview and fundamental ideas of the COLIEE, please cite the paper below:

• Rabelo, J., Kim, M. Y., Goebel, R., Yoshioka, M., Kano, Y., & Satoh, K. (2022). Overview and Discussion of the Competition on Legal Information Extraction/Entailment (COLIEE) 2021. Pages 111-133. DOI: 10.1007/s12626-022-00105-z

Recommended citation for COLIEE 2025 (overview paper of COLIEE 2025) will be informed before the submission of the final paper.

Committee

Organizers

• Ken Satoh (Center for Juris-informatics, ROIS-DS , Japan)
• Randy Goebel (University of Alberta, Canada)
• Mi-Young Kim (University of Alberta, Canada)
• Yoshinobu Kano (Shizuoka University, Japan)
• Masaharu Yoshioka (Hokkaido University, Japan)
• Juliano Rabelo (Jurisage and University of Alberta, Canada)
• Calum Kwan (University of Alberta, Canada)
• Hiroaki Yamada (Institute of Science Tokyo, Japan)

Program Committee

• Randy Goebel (University of Alberta, Canada)
• Yoshinobu Kano (Shizuoka University, Japan)
• Mi-Young Kim (University of Alberta, Canada)
• Maria Navas Loro (Technical University of Madrid, Spain)
• Nguyen Le Minh (JAIST, Japan)
• Juliano Rabelo (Jurisage and University of Alberta, Canada)
• Julien Rossi (University of Amsterdam, Netherlands)
• Ken Satoh (Center for Juris-informatics, ROIS-DS , Japan)
• Jaromir Savelka (University of Pittsburgh, USA)
• Yunqiu Shao (Tsinghua University, China)
• Akira Shimazu (JAIST, Japan)
• Satoshi Tojo (JAIST, Japan)
• Vu Tran (JAIST, Japan)
• Josef Valvoda (Københavns Universitet, Denmark)
• Hannes Westermann (University of Montreal, Canada)
• Hiroaki Yamada (Tokyo Institute of Technology, Japan)
• Masaharu Yoshioka (Hokkaido University, Japan)
• Sabine Wehnert (Otto-von-Guericke-Universität Magdeburg, Germany)