The article reports on the status of a petition submitted by natural gas producers to the U.S. Federal Energy Regulatory Commission (FERC) for a rulemaking on gas quality and interchangeability as of December 2005. It states a procedure for setting a hydrocarbon dew point that the producers want the FERC to mandate. The purposes of the petition are presented. It also cites an action taken by the FERC to address the issues raised by the gas producers.