The lieutenant governor
Typically - upon the death or impeachment of the Governor - or - if the Governor becomes incapacitated and unable to carry out the duties of office (usually set as a period of time by the state constitution).
The Lieutenant Governor.
lieutenant governor
balls!
If the governor is unable to act, the lieutenant governor typically assumes the duties of the governor. If the lieutenant governor is also unable to act, a specific line of succession outlined in the state's constitution or laws would come into play to designate the next official to take over.
If the governor of Georgia dies, the lieutenant governor automatically assumes the role of governor. This succession is outlined in the state's constitution. If both the governor and lieutenant governor are unable to serve, the line of succession continues to the speaker of the Georgia House of Representatives.
If the governor is unable to fulfill his/her duties (e.g. under arrest) the lieutenant governor will take his/her place until the governor returns, if s/he returns.
The Lt. Gov. presides over the Senate, and takes the place of the Gov. if Gov. is unable to serve.
The state of Illinois has a executive branch. This branch became Governor if the present Governor is unable to finish.
The title of the state official who is second in command under the governor is typically the Lieutenant Governor. This official often assists the governor in their duties and may assume the governorship if the governor is unable to serve. The specific powers and responsibilities of the Lieutenant Governor can vary by state.
Their specific duties may vary depending on the state and how the state's constitution is written, Their main responsibility is to step up to the governor's position should the elected governor become incapacitated or die while in office.