For those looking for unparalleled exposure to begin a career in international law, economics, or international investment dispute resolution, the 2026 ICSID Internship Program is the ideal place to be. Organized by the International Centre for Settlement of Investment Disputes (ICSID) in Washington, D.C., this esteemed internship program is designed for aspiring individuals across the world to have practical experience at one of the leading centers in the World Bank Group. For individuals looking for unmatched professional networks, experience, and prestige on their CV, this internship program would make an ideal choice.

Key Details of the ICSID Internship Program

• Host Organization: International Centre for Settlement of Investment Disputes (ICSID)

• Parent Institution: World Bank Group

• Location: Washington, D.C., United States

• Internship Period: September to December 2026

• Target Fields: Law, International Relations, Economics, Finance

• Deadline: June 30 ,2026

Why did you choose the program?

The future scope of completing an internship at a World Bank Group institution cannot be overstated. Global corporate entities and elite international law firms heavily prioritize candidates who understand the mechanics of international investment treaties and state-to-state arbitrations.

Living and working in Washington, D.C., puts you at the geographic center of global governance, giving you a distinct competitive edge that will define your career path for years to come.

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Financial Support & Opportunities

Exclusive Connections: Engage in hands-on teamwork with the world’s leading international legal specialists, arbitrators, and global decision makers.

Practical Exposure: Receive practical experience in investment arbitration administration and international case management.

World Bank Network: Utilize all the opportunities provided by the extensive database, seminars, and other resources from the World Bank family of companies.

Career Advancement: Build an outstanding track record, which will ensure you high chances of employment by the best international law firms and organizations.

Eligibility Requirements for Application

Enrollment Status: The applicants should be currently enrolled in either a full-time master’s, postgraduate, or doctoral degree program.

Preferred Field of Study: Preference is shown to those who are majoring in international law, international investment law, or international dispute resolution.

English Proficiency: Fluency in English in both written and spoken form is essential. Additional proficiency in French or Spanish is preferred, as these languages are among the official working languages at the Center.

Visa Qualification: The candidates chosen from outside the USA should be eligible to apply for a relevant visa for entry into and stay in Washington, D.C.

Skill Requirements: Research and writing proficiency, along with the capacity to handle sensitive information with utmost confidentiality.

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Application Requirements Form

For your application to make it through to the next stage, you will need to submit the following forms in PDF format:

Revised CV: Featuring all details related to your academic achievements, research projects, and prior work experience as legal interns.

Letter of Introduction: A personal letter detailing why you wish to work in international investment dispute resolution and how the internship aligns with your career vision.

Grade Reports: Official transcripts from your present postgraduate institution.

Proof of Enrollment: Document issued by your university showing that you are currently enrolled.

Application Procedure Steps: ICSID Internship Program

Check Eligibility Criteria: Make sure that your field of study is directly related to international law, economics, or dispute resolution.

Create an Application Portfolio: Revise your CV and compose a custom cover letter specifying your language skills in English, French, or Spanish.

Go to the Application Website: Visit the relevant internship application webpage on the official site.

Complete the Application Form: Upload all required documents, fill out an online profile questionnaire, and specify your availability during the whole period from September to December 2026.

Submit on Time: Submit your package well before the deadline to pass regional screenings successfully.

How to Submit Your Application

Unlike regular corporate applications that go through an automated portal dashboard, ICSID requires candidates to submit their application package manually via email.

Application Method: Complete the official downloadable application form from their site, attach your resume/CV, and email the complete packet directly to icsidinternship@worldbank.org.

Important Note: Make sure your email subject line is professional and clearly states the internship period you are targeting.

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Q1: Does ICSID offer a paid or unpaid internship program?

The internship is unpaid. Nevertheless, it is important to note that you must qualify for academic credit from your home university or have an opportunity for obtaining a stipend provided by your university to support you financially.

Q2: What is the required number of work hours per week?

You will be expected to dedicate no less than 12 weeks to the internship. On a weekly basis, you are required to work at least 10 hours.

Q3: Which visa is needed by foreign students for this program?

The selected non-U.S. nationals will have to secure either an F-1 student visa or a G-4 visa for an international organization prior to joining at their Washington, D.C. headquarters.

Q4: Is this opportunity open for recent graduates?

No. You have to be enrolled as a full-time graduate student (LLM, master's, or PhD) when you join your internship.

Q5: What is the total number of interns selected per cycle?

The selection process is very tough. At most, 6 interns are selected per four-month cycle by ICSID.