The Oklahoma Conservation Commission adopted emergency rules under Title 155, Chapter 30, Carbon Sequestration Certification Program, providing the structure of the Carbon Certification Program and outlining the requirements for voluntary participation. The rules define a state verified carbon offset and the interaction between offset buyers, verifiers, project owners, and the state carbon registry. http://www.oar.state.ok.us/register/Volume-25_Issue-23.htm#a16420.