Seven clubs competed with a total of sixteen teams for one spot in the first qualifying round[1] of the 2012–13 UEFA Europa League.
Defending champions were Vaduz, who have won the cup continuously since 1998 and won their 40th Liechtenstein Cup last season.
USV Eschen/Mauren won the cup, beating FC Vaduz on penalties in the final, becoming the first team other than FC Vaduz to win the cup since 1997 (and also the last as of 2024).
In this round entered seven of the reserve clubs participating in the competition, along with FC Triesen.
The final was played in the national stadium, Rheinpark Stadion.