Tax and Dragons is a short story that follows Shadrach, a blue Dragonling employed by the Office of the Imperial Postmaster General to deliver a highly classified letter from Ska'Kil to The Imperial City of Gor’Raj’Ka who unexpectedly gets sent backwards in time to the closing years of the First Age. In the story, Shadrach is joined by B'Var Sextus in New Trollopolis on his journey to deliver a letter.
Chronologically, it follows A Dawn of Worlds and is followed by Troll Bridge Association. However, the introduction occurs around the same time as the beginning of A Gathering Storm.