In November 2004, lesbian couple Katherine Zappone and Ann Louise Gilligan (K & AL) were granted leave by the High Court to pursue a claim to have their September 2003 Vancouver marriage recognised for the filing of joint tax returns in Ireland [REF].
The couple were represented by Michael M. Collins, SC, Gerard Hogan, SC (later appointed to the High Court in 2010 and to the Court of Appeal in 2014), and Ivana Bacik (later elected to Seanad Éireann in 2007) [REF].