The duties of the Chief of Staff vary greatly from one administration to another, and in fact, there is no legal requirement that the Governor even fill or create the position. Nevertheless, one of the first acts undertaken by a new Governor once he is sworn in, is to issue an executive order proclaiming a new Chief of Staff. This order also establishes the Chief of Staff's duties and responsibilities as the Governor sees fit. This proclamation is done in virtue of the executive powers vested upon the Governor by Article IV of the Constitution and Law No. 104 of 1956 which include the faculty to appoint officers and to delegate functions.
The duties and responsibilities are both managerial and advisory and typically include the following: