Players are eligible to play in the competition if they fulfil all the player registration conditions throughout the competition, as set out in the present regulations.
Each player must be duly registered with their national association as playing for the club concerned in accordance with the association’s own rules and those of FIFA, notably the FIFA Regulations on the Status and Transfer of Players.
Each player taking part in the competition must be in possession of a player registration licence issued by the player's association or a valid passport or identity card, each containing the player's photograph and full date of birth (day, month, year). The referee or the UEFA match delegate may ask to see the passports/identity cards of the players listed on the match sheet.
Players are eligible to play in the competition if they were born on or after 1 January 2006, with the exception of the provisions set out in Paragraph 29.07.
All players must undergo a medical examination to the extent provided for in the UEFA Medical Regulations.
Each player may only be fielded for one single club in the course of the competition.
Any player who is fielded in three or more UEFA Champions League, UEFA Europa League and/or UEFA Conference League matches (as of the league phase of those competitions) in the course of the 2024/25 season ceases to be eligible to play in the UEFA Youth League.
The UEFA administration decides on questions of player eligibility. Challenged decisions are dealt with by the UEFA Control, Ethics and Disciplinary Body.