Texas Legislature:
www.capitol.state.tx.us  

Public Utility Commission of Texas:
www.puc.state.tx.us

Public Utility Commission Rules and Laws:
www.puc.state.tx.us/agency/rulesnlaws/Default.aspx   

Electric Reliability Council of Texas:
www.ercot.com  

North American Electric Reliability Corporation:
www.nerc.com

Texas Reliability Entity:
www.texasre.org