Article (1) of the CBB Law defines "Financial Institutions" as: Banks, insurance companies, companies dealing in securities, portfolios and investment funds, financing companies, money exchange companies, money brokers and mediators, insurance brokers, mediators of the securities market, consultancy firms dealing in the financial service industry, credit rating firms, Bahrain securities market, capital markets, and precious metals and strategic commodities markets, financial sector support institutions, including institutions licensed to provide financial regulated activities according to Islamic Shari'a principles".

In addition, Article (1) defines "Financial Sector Support Institutions" as: "institutions licensed for operating clearance houses, settlement payments, cheques and financial papers, and institutions which are wholly or partly set up by financial institutions in cooperation with the Central Bank, in order to provide regulated activities of a purely financial nature to the financial regulated activities industry".

Article (1) defines "Market Maker" as: "Any person licensed by the Central Bank to sell and buy in the Stock Exchange to encourage trading in this market".