The new cup season of ClanBase has been announced, and Quake Live will have the same setup as previous season with the exclusion of 2v2 TDM:

Europe ClanBase EuroCup XXI - Quake Live Duel

Europe ClanBase OpenCup - Quake Live Duel
Europe ClanBase OpenCup - Quake Live TDM
Europe ClanBase OpenCup - Quake Live CTF
Europe ClanBase OpenCup - Quake Live CA

Signups will stay open untill Sunday 14th March