Prop 31-814D was a Galactic Republic law enabling the taxation of the Free Trade Zones. It was enacted toward the end of Finis Valorum's Chancellery, much to the chagrin of the Trade Federation. In retaliation, the Federation blockaded the planet of Naboo.
- Star Wars: Episode I The Phantom Menace (First mentioned; albeit indirectly)
- Tarkin (Indirect mention only)
- Star Wars: Card Trader (Indirect mention only)
- Star Wars Propaganda: A History of Persuasive Art in the Galaxy (First identified as Prop 31-814D)