Individual Membership

WHO CAN JOIN? Membership of the European Society of International Law is open to all those with an interest in international law who are interested in contributing to the realisation of the goals of the Society. There are no limitations of nationality or qualification.


HOW TO JOIN / RENEW MEMBERSHIP: All members should REGISTER ONLINE, indicating their membership status. The first time you use the online system, you need to create an account. If you have already created an account, you simply log in, click on 'edit account information' and check that the details are still correct, and then pay your membership fee ( by credit card or by bank transfer). If you have any questions about your membership which are not answered on this webpage, please contact the ESIL Secretariat.



  • You are informed about all ESIL events.
  • You are offered reduced registration fees at ESIL annual conferences.
  • You can join ESIL Interest Groups and participate in their activities, or you can set up a new group. (All members are asked to indicate the groups they belong to in their online membership account).
  • You will receive an online subscription to the European Journal of International Law  (four issues per year); Oxford University Press (OUP) will provide instructions to access the online subscription. The print edition of the Journal is available to ESIL members at a special reduced price of 15 euros. If you wish to find out more, please contact quoting “European Journal of International Law, ESIL” in the subject line.
  • You will receive quarterly ESIL Newsletters, regular ESIL Reflections, and monthly ESIL Updates by email.
  • You can post Announcements on the ESIL website to share information with other members about conferences, workshops, new courses, summer schools, research posts, etc.
  • You can participate in the election of office-holders of the Society and, after one year of membership, you are eligible to stand for election to the Board.

Membership of the society is for the calendar year (January to December), regardless of the date of joining the society. All members joining / renewing their membership of ESIL between 1 November and  31 December will be accorded membership for the following year.


There are four categories of membership: Lifetime member, Regular member, Retired member, and Student member.

If you are interested in Lifetime Membership or Institutional Membership, please contact the ESIL Secretariat for further details.


Fees for January – December 2018

ESIL offers discounted fees for students, retired persons and members based in low and middle-income countries. The following rules apply:

  • Student members are studying full-time at undergraduate or postgraduate level or studying for a PhD.
  • A retired person is aged over 60 years and no longer in full-time employment.
  • Reduced fees are offered to members based in low- and middle-income countries. Eligibility is determined by the country where a member studies or works (i.e. the institution where the member earns most of her/his income). It is not based on nationality or place of residence. List of eligible countries (based on World Bank data).

Important: Membership fees represent the Society's one and only source of income. We kindly ask all members who can afford it to pay the standard fee.



If you change your email address at any time, please inform the ESIL Secretariat. You should also update your online account.


Notice to our UK-based members:

ESIL has been included in HMRC’s list of approved bodies for income tax relief for membership subscriptions (List 3). This means inter alia that, subject to the rules of your home institution, you may be able to use your research or travel allowance to pay for your ESIL membership. You/your institution’s financial officer can obtain income tax relief by quoting HMRC reference T1644/30/2014/HEM.