Where the sum paid is larger than the fee, the excess will not be refunded if the amount is insignificant and the party concerned has not expressly requested a refund. It has been decided that any amount up to EUR 16 constitutes an insignificant amount (see the Decision of the President of the EPO dated 14 February 2020, OJ EPO 2020, A17).[Art. 12 RFees; ]
Source: http://www.epo.org/law-practice/legal-texts/html/guidelines/e/a_x_10_1_3.htm
Date retrieved: 17 May 2021