Lottery Deputy Executive Director Gary Grief estimates the addition of Powerball would bring in an extra $35 million annually for the state Foundation School Fund.
The panel has been discussing adding Powerball to Mega Millions and the Texas lottery's other offerings since 2003.
The largest advertised Powerball jackpot ever was $365 million in 2006. The largest Mega Million jackpot was $370 million in March 2007.