On 20 October 2021, there was published in the Official Journal of the EU (OJ) Commission Delegated Regulation (EU) 2021/1833 of 14 July 2021 supplementing MiFID II by specifying the criteria for establishing when an activity is to be considered to be ancillary to the main business at group level. The Delegated Regulation enters into force on 9 November 2021. Our earlier blog on the Commission Delegated Regulation can be found here.