The hearing will begin by the persons giving evidence being asked their given names, family name, age, occupation and address. Witnesses and experts must also be asked whether they are related by blood or marriage with any of the parties and whether they have a material interest in a particular party being successful in the proceedings.
Source: http://www.epo.org/law-practice/legal-texts/html/guidelines/e/e_iv_1_6_5.htm
Date retrieved: 17 May 2021