The Financial Secretary is the title held by the Hong Kong government minister who is responsible for all economic and financial matters. The position is among the three most senior Principal Officials of the Government, second only to the Chief Secretary in the order of precedence. Together with other secretaries, the Financial Secretary is accountable to the Legislative Council and the Chief Executive for his actions in supervising the formulation and implementation of financial and economic policies.

The Chief Secretary for Administration, commonly known as the Chief Secretary of Hong Kong, is the most senior principal official of the Government of the Hong Kong Special Administrative Region. The Chief Secretary is head of the Government Secretariat which oversees the administration of the Region to which all other ministers belong, and is accountable for his or her policies and actions to the Chief Executive and to the Legislative Council. Under Article 53 of the Basic Law, the position is known as "Administrative Secretary". As the second highest ranking public official in Hong Kong, the Chief Secretary acts as Acting Chief Executive when the Chief Executive is absent.