Each county shall: prepare an Emergency Preparedness Plan for responding to an emergency that involves hazardous materials or controlled hazardous substances, as defined in the Environment Article; and review the Plan annually and submit any changes to the Secretary so that the Secretary may maintain current and accurate information about the Plan. Each county shall submit its Emergency Preparedness Plan to the Secretary on or before October 1, 1998. A local organization for emergency management shall submit to the Secretary a radiological emergency response plan if the political subdivision in which the local organization for emergency management is located: falls within the plume or ingestion zone of a commercial nuclear reactor; or might reasonably be expected to host evacuees from another jurisdiction in a plume or ingestion zone. The radiological emergency response plan shall provide for the evacuation of the residents of the political subdivision as a result of an emergency caused by a dangerous release of radiation.