The president of the Republic of Sierra Leone is the head of state and the head of government of Sierra Leone, as well as the commander-in-chief of the Armed Forces.

As the head of the executive branch of the Sierra Leone government, the president implements laws passed by parliament. The president has influence especially over members of the party of the president in the legislative branch of Parliament. The president constitutionally appoints judges of the Sierra Leone Judicial branch, including judges of the high court, the court of appeals and the Supreme Court. The president heads a Cabinet of ministers, which must be approved by the Parliament. The president is the most powerful, and the most influential person in the Government of Sierra Leone. The president of Sierra Leone is formally addressed as His Excellency.

The Sierra Leone President's Office will become vacant if  

During times of war, a president's term may be extended beyond the pre-determined two five-year terms, but only in increments in half a year at any one time  

Resignations or retirements from the office of the presidency must be given in writing. Written resignations will be given to the Chief Justice. A copy of the resignation will be given to the Speaker and Chief Electoral Commissioner.  

Any factors resulting in vacancy of presidency will result in vice-president taking on duties of the presidency and finishing out the affected president's term. Prior to beginning duties of the presidency, the vice-president shall take the proper oath as outlined in the Constitution of Sierra Leone.  

The president of Sierra Leone is automatically: (Source: https://statehouse.gov.sl/)  

His address is known to be “His Excellency” and is a partnered appointee of Parliament.