They have the same privileges and responsabilities as the Active members. Members Internationally distinguished scientific personalities, even from countries outside Europe, can be nominated as Honorary Members. Candidacies must be submitted to the Council. Honorary members shall enjoy all the rights and priviliges of the Society, except that they shall not be entitled to vote or to hold elected or appointed positions in the Society. They shall not be required to pay dues.
Active members pay full fees and have the right to vote and be elected as Officers.
Corresponding Members Scientific personalities particularly interested in the activity of the Society and in its goals, living in countries outside Europe, can be nominated as corresponding members. They have the right to vote but cannot be elected as Officers of the Society. Corresponding members pay full fees. The Council has the power to suspend any member for any reason considered valid. All nomination for membership shall be submitted in writing to the Secretary's office along with the candidate's curriculum vitae.