The second International Defence Rugby Competition will be held in the United Kingdom during October 2015 running alongside the Rugby World Cup hosted by England. Having taken part in the inaugural International Defence Rugby Competition held in Australia and New Zealand in 2011 all three home service Unions, The Royal Navy, The Army and The Royal Air Force will host a four team league in a service location, before teams progress through to the knockout stages and a final in London which will attract a large and passionate rugby audience two days before the Rugby World Cup Final at Twickenham.

The International Defence Rugby Competition 2015 has sought and received the formal recognition and support from England 2015 Rugby World Cup committee. The International Defence Rugby Competition planning committee has met with the CEO and Operational Manager and staff and received formal recognition and assurance of marketing, competition and venue hosting support.