1. An assessor shall have the competence to carry out the activities required under Chapter IV when assessing the verifier. To that end, the assessor shall:

(a) meet the requirements laid down in the harmonised standard pursuant to Regulation (EC) No 765/2008 referred to in Annex III;

(b)have knowledge of Directive 2003/87/EC, Implementing Regulation (EU) 2018/2066, Delegated Regulation (EU) 2019/331 and Implementing Regulation 2019/1842 where the assessor assesses the verifier's competence and performance for scope no 98 referred to in Annex I of this Regulation, this Regulation, relevant standards and other relevant legislation as well as applicable guidelines;

(c) have knowledge of data and information auditing referred to in Article 38(1)(b) of this Regulation obtained through training or access to a person that has knowledge and experience of such data and information.