The Canada Health Act (CHA) a piece of Canadian federal legislation, adopted in 1984, which specifies the conditions and criteria with which the provincial and territorial health insurance programs must conform in order to receive federal transfer payments under the Canada Health Transfer. These criteria require universal coverage of all insured services (for all "insured persons") “Insured health services” means hospital services, physician services and surgical-dental services provided to insured persons, if they are not otherwise covered, for example by Workers Safety Insurance.