G 1/12 is a decision issued on 30 April 2014 by the Enlarged Board of Appeal of the European Patent Office (EPO), holding that an appellant's identity in a notice of appeal can be corrected under Rule 101(2) EPC, provided the requirements of Rule 101(1) EPC are met. The Enlarged Board of Appeal also held that an appellant's identity can be corrected under Rule 139 EPC, first sentence, under the conditions established by the case law of the Boards of Appeal.