The 2022–23 UEFA Champions League qualifying phase and play-off round began on 21 June and ended on 24 August 2022.
The team that scored more goals on aggregate over the two legs advanced to the next round.
[4] In the preliminary round, the semi-finals and final were played as a single match hosted by one of the participating teams.
The 2022–23 season saw the video assistant referee (VAR) used for the first time during the qualification phase following its introduction in the third qualifying round.
As the identity of the winners of the previous round was not known at the time of the draws, the seeding was carried out under the assumption that the team with the higher coefficient of an undecided tie advanced to this round, which means if the team with the lower coefficient was to advance, it simply took the seeding of its opponent.
Prior to the draws, UEFA formed "groups" in accordance with the principles set by the Club Competitions Committee, but they were purely for convenience of the draw and did not resemble any real groupings in the sense of the competition.
Teams from associations with political conflicts as decided by UEFA should not be drawn into the same tie.
After the draws, the order of legs of a tie could be reversed by UEFA due to scheduling or venue conflicts.
The schedule of the competition was as follows (all draws were held at the UEFA headquarters in Nyon, Switzerland).
The matches took place at Víkingsvöllur in Reykjavík, Iceland so the first team drawn in each tie in the semi-final round, and also the final round (between the two winners of the semi-finals, whose identity was not known at the time of draw), would be the "home" team for administrative purposes.
The losers of the semi-finals and final were transferred to the Europa Conference League Champions Path second qualifying round.
[3] For the winner of the preliminary round, whose identity was not known at the time of draw, the club coefficient of the highest-ranked remaining team was used.
The winners of the ties advanced to the Champions Path second qualifying round.
The losers were transferred to the Europa Conference League Champions Path second qualifying round.
They were divided into two paths: Seeding of teams was based on their 2022 UEFA club coefficients.
[3] For the winners of the first qualifying round, whose identity was not known at the time of draw, the club coefficient of the highest-ranked remaining team in each tie was used.
They were divided into two paths: Seeding of teams was based on their 2022 UEFA club coefficients.
[3] For the winners of the second qualifying round, whose identity was not known at the time of draw, the club coefficient of the highest-ranked remaining team in each tie was used.
The winners of the ties advanced to the play-off round of their respective path.
They were divided into two paths: Seeding of teams was based on their 2022 UEFA club coefficients.
[3] For the winners of the third qualifying round, whose identity was not known at the time of draw, the club coefficient of the highest-ranked remaining team in each tie was used.