Prohibiting, on or after January 1, 2008, a person from selling, offering for sale, supplying or offering for supply gasoline that contains more than 0.5% of methyl tertiary butyl ether by volume; authorizing the Department of the Environment to adopt specified regulations; and requiring the Department to conduct a study and issue a specified report to specified legislative committees on or before December 1, 2006, on the practicability and economic, environmental, and public health effects.