Board Thread:General Discussion/@comment-3428817-20130214121602/@comment-5917342-20130214235449

If you mean Tullius, I don't know weather you can pickpocket it. You join the Stormcliaks and kill him in the Castle then you can loot the armor. From this page: General Tullius' Armor, it says the armor could be stolen from General Tullius' coffin in Solitude Catacombs if you didn't loot it.