; (4) changes to State and local codes and specifications facilitated by the Task Force during the period covered by the report; and (5) meetings with cement, concrete, asphalt binder, and asphalt mixture producers, contractors, engineers, academics, State and local government officials, or any other relevant stakeholders coordinated by the Task Force during the period covered by the report. (g) Termination The Secretary may terminate the Task Force if the Secretary determines that sufficient low-emissions cement, concrete, asphalt binder, and asphalt mixtures are commercially available domestically at a price comparable to the price of cement, concrete, asphalt binder, and asphalt mixtures produced through traditional methods of production.