For a full breakdown of Games Workshops position regarding IP and copyright, follow the link at the bottom of this post.

The following disclaimer applies to any and all content in the mod, finished, unfinished or planned, and will be included in any released material which may be released:

This Total Conversion project is completely unofficial and in no way endorsed by Games Workshop Limited.

Chaos, the Chaos device, the Chaos logo, Citadel, Citadel Device, Darkblade, the Double-Headed/Imperial Eagle device, 'Eavy Metal, Forge World, Games Workshop, Games Workshop logo, Golden Demon, Great Unclean One, GW, the Hammer of Sigmar logo, Horned Rat logo, Keeper of Secrets, Khemri, Khorne, the Khorne logo, Lord of Change, Nurgle, the Nurgle logo, Skaven, the Skaven symbol devices, Slaanesh, the Slaanesh logo, Tomb Kings, Trio of Warriors, Twin Tailed Comet Logo, Tzeentch, the Tzeentch logo, Warhammer, Warhammer Online, Warhammer World logo, White Dwarf, the White Dwarf logo, and all associated marks, names, races, race insignia, characters, vehicles, locations, units, illustrations and images from the Warhammer world are either ®, TM and/or © Copyright Games Workshop Ltd 2000-2007, variably registered in the UK and other countries around the world. Used without permission. No challenge to their status intended. All Rights Reserved to their respective owners.

This TC is placed in the Warhammer world as devised by games workshop, and we are grateful that GW takes such a sensible and generous stance on the use of it's world and ideas. We aim to do their work justice, and to make that world come alive in the MTW2 engine. Anyone intending to contribute to this mod must abide by the conditions that laid out by GW on the use of it's IP, and any work found to contradict those conditions will be removed from the Mod, and the contributor expelled from the team.

http://uk.games-workshop.com/legal/canandcant/1/