The £9.6m cost of paying off Jurgen Klopp and his coaching staff at the end of a campaign without Champions League football meant the Anfield side posted the loss even though the club grossed £614m in income.
Liverpool are on course to make £100m-plus from their Champions League campaign if they get past PSG in this month’s last 16 tie.
There as also a substantial uptick in commercial income, up by £36 million to £308 million after four new global partner sponsorship deals were struck.
"And with the continued increase in costs, it’s essential to grow income streams year on year to maintain financial stability.
“We will continue to operate in accordance with football’s financial rules and regulations while maintaining investment opportunities in our operations, infrastructure and players.