The keyboard layout can be managed for the system:
us:
keyboard.system
Or it can be managed for XOrg:
us:
keyboard.xorg
salt.states.keyboard.system(name)¶Set the keyboard layout for the system
salt.states.keyboard.xorg(name)¶Set the keyboard layout for XOrg
Current Salt release: 2014.1.7
Docs for previous releases on salt.rtfd.org.