Notice of Effectiveness
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Notice of Effectiveness
Effectiveness Date: May 4, 2012 4:00 P.M.
Form: S-4
CIK: 0001328910
Company Name: TRONOX INC
File Number: 333-178835
CIK: 0001530804
Company Name: Tronox Ltd
File Number: 333-178835-01