Unless stipulated otherwise in these regulations, matches in the competition must be played in a stadium which meets the structural criteria of the following categories as defined in the UEFA Stadium Infrastructure Regulations:
category 2 for the preliminary round, first and second qualifying rounds;
category 3 for the third qualifying round;
category 4 from the play-offs to the semi-finals.
The final must be played in a stadium which meets the structural criteria as defined in the staging agreement.