Refunds are made either to a deposit account held with the EPO or by transfer to a bank account (see the Notice from the EPO dated 27 February 2019, OJ EPO 2019, A26). Refunds are not made to a credit card account (see the Notice from the EPO dated 13 May 2020, OJ EPO 2020, A62).
Source: http://www.epo.org/law-practice/legal-texts/html/guidelines/e/a_x_10_3.htm
Date retrieved: 17 May 2021