http://www.ign.com/articles/2015/06/15/e3-2015-xbox-one-backward-compatibility-update-enables-360-xbla?abthid=557f0333fa2b96bc5000000b&utm_source=IGN%20hub%20page&utm_medium=IGN%20(front%20page)&utm_content=1&utm_campaign=Blogroll
During the today's E3 Xbox Conference, Xbox Head Phil Spencer confirmed Xbox One will support backward compatibility.
With over 100 titles available by this holiday, and more coming in the future, retail disks will also work with the Xbox One.
Digital downloads will start showing up automatically in your game library. Still need to download the game when using your Xbox 360 disks.
Developers and publishers just need to approve what titles work with backwards compatibility.
Xbox One backward compatibility is available now for preview members and everyone this holiday.
Subject: Xbox One Games With Gold Titles Can Now Be 'Purchased' Through Xbox 360 
