In 2008 the Wyoming Legislature passed two bills that were signed into law by the governor. The following year, three additional bills were passed and signed into law. In 2010, a bill has been introduced (HB 17) that is supported by the governor and which would address issues of financial assurance in the operational and post-operations phases. The bill is drafted with the understanding that the federal government will assume financial responsibility post-closure.

On August 16, 2010, by his signature, Governor Dave Freudenthal approved carbon sequestration unitization rules (Chapter 3, Section 43) as adopted on June 8, 2010. The approved rules were filed on August 17, 2010, with the Secretary of State. With the rules approved and filed, compliance with these rules was effective September 15, 2010.

DEQ Water Quality Division's final rule --Chapter 24, Class VI Injection Wells and Facilities--was adopted by the Environmental Quality Council on September 9, 2010 and signed by Governor David Freudenthal on November 5, 2010.

Legislation (passed)
(updated 5/31/2011)

Statistics are estimates provided by the states.