EBU Single Rulebook Q&A 19 June 2019 2019_4796 Intermediaries and Merchant-ID

In the hotel industry, given that when a customer reserves a room, a payment is often not taken at this time, should an entity (intermediary, online travel agent or brand/hotel group) that collects payment details from a customer also facilitate strong customer authentication (SCA), regardless of when or by whom the actual payment transaction may be processed?