Communicatio ns and Postal Regulation standards, having experience and demonstrated capacity in matters related to one or more of the following: industry, politics, public finances and economics in general, finance, engineering, accountancy, commerce or law. (2) Upon consultation with the Parliamentary Committee on European Affairs, the Council of Ministers shall appoint as Deputy Commissioner of Electronic Communications and Postal Regulation, for a period not exceeding six years, a person of the highest moral and professional standards, having experience and demonstrated capacity in matters related to one or more of the subjects mentioned in subsection (1), in order to advise and assist the Commissioner in the performance of his competences, powers and duties, in such manner as the Commissioner may from time to time decide, and to carry out any other duties entrusted to him under this Law. (3) The Council of Ministers shall not appoint as Commissioner or Deputy Commissioner, a person who- (a) with regard to the intended appointment of Commissioner, has already been previously appointed twice as Commissioner or Deputy Commissioner, or once as Commissioner and once as Deputy Commissioner; or (b) with regard to the intended appointment of Deputy Commissioner, has already been previously appointed twice as Commissioner or Deputy Commissioner or once as Commissioner and once as Deputy Commissioner; or (c) for any length of time within a period of six months immediately preceding his appointment and without prejudice to the impediments to 52