French referee Christophe Berdos will referee his first European final when he takes charge of the all-England European Challenge Cup showdown between Bath Rugby and Worcester Warriors at Kingsholm, Gloucester, on Sunday, 25 May (12.00 noon).
This will be the 38-year-old full-time international official's 33rd European match.
Berdos made his debut as a referee in 1988 and refereed his first Test match, between Samoa and Tonga, in 2006.
Berdos refereed his first Six Nations Championship match on 23 February, 2008, when he had charge of the game between Ireland and Scotland at Croke Park, Dublin.
Finals Edition: Listen to the best guide to the European Rugby Cup Finals weekend in Dublin, which sees Leinster Rugby take on Stade Francais Paris at the RDS on Friday night in the Amlin Challenge Cup Final and then ASM Clermont Auvergne tackle Toulon in an all-French affair at the Aviva Stadium on Saturday.