Seven clubs competed with a total of 18 teams for one spot in the first qualifying round[1] of the 2015–16 UEFA Europa League.
FC Vaduz were the defending champions.
The first round featured the twelve lowest ranked teams not having qualified for the semifinals in the last season.
The six winners of the first round, along with the two best ranked teams not having qualified for the semifinals last season (FC Balzers and FC Vaduz II (U23)), competed in the second round.
The four winners of the second round, along with the semifinalists in the last season (FC Vaduz, USV Eschen/Mauren, FC Ruggell and FC Schaan II (Azzurri)), competed in the quarterfinals.