New League structure as GAA master calendar for 2021 revealed Both the Liam MacCarthy and Sam Maguire Cups will be played on a qualifier basis, although the Tailteann Cup will be in place for Division 3 and 4 teams Photo by Piaras Ó Mídheach/Sportsfile Sat, 19 Dec, 2020 - 10:06 John Fogarty The 2021 GAA master calendar will commence with the Allianz Leagues in the last weekend of February, collective senior inter-county training officially permitted from January 15. As reported by the Irish Examiner last month, the football league is to be played on a regional basis, each of the four divisions split into two based on geography. In Division 1, 2020 winners Kerry will be in the south group with Dublin, Galway, and Roscommon while Cork join Clare, Laois, and Kildare in the equivalent in Division 2.