Athletes interested in competing on a CDIO Team should review the Memos and Application Instructions in Additional Resources below regarding the selection process for the FEI Nations Cup Series Events where U.S. Teams may compete pending invitations from the OCs, as well as the application deadlines.

2024 Senior CDIO Calendar (subject to changes)

Event Location Event Date
Rotterdam CDIO5* Rotterdam, NED June 20-23, 2024
Aachen CDIO5* Aachen, GER July 2-7, 2024
Falsterbo CDIO4* Falsterbo, SWE July 10-14, 2024


Minimum score requirements (unless otherwise stated on the Event application):

  1. CDIO3* events: combinations must meet the minimum criteria to compete at the relevant FEI level per Annex B of the USEF Dressage Regulations.
  2. CDIO4* events: combinations must have a minimum overall average of 68% on the USEF Dressage Grand Prix 12-month ranking list.
  3. CDIO5* events: combinations must have a minimum overall average of 70% on the USEF Dressage Grand Prix 12-month ranking list.
  4. In the case where not enough combinations have met the minimum score requirements for the Event to field a team, USEF reserves the right to not send a team to the Event. Qualified combinations may be able to compete as individuals, if USEF elects not to send a team. 

Note: Events listed may be part of a designated tour or designated as an observation event for the Paris 2024 Olympic Games. Priority may go to combinations which are part of a tour or short list.

Questions?   Contact Laura Roberts ([email protected]) Managing Director, Dressage 

Additional Resources

2024 European CDIO Memo

Updated May 16, 2024

2024 Wellington CDIO Selection Memo

2024 Wellington CDIO Selection Memo. Applications due February 5, 2024 at 5:00pm ET.

2024 CDIO Selection Procedures

Selection Procedures for CDIOs approved by USEF Executive Committee December 18 ,2023.

Athlete Application

Athlete applications are available in the USEF athlete dashboard.

FEI Nations Cup Series Rules

Rules for the FEI Nations Cup Series

FEI Nations Cup Series Standings

Standings for FEI Nations Cup Series

Grand Prix 12-Month Ranking List

Utilized in Selection Process for Senior Teams