delegated operator
as defined in Regulation (EU) 2019/943 of the European Parliament and of the Council of…, Article 2, point (33) (Definitions)
(33)
‘delegated operator’ means an entity to whom specific tasks or obligations entrusted to a transmission system operator or nominated electricity market operator under this Regulation or other Union legal acts have been delegated by that transmission system operator or NEMO or have been assigned by a Member State or regulatory authority;