[en] The report is designed to survey in some detail the activities of several Federal agencies involved in radiation protection-such as controlling medical x-ray exposures, managing nuclear power plant effluents, protecting workers exposed to radiation, and monitoring fallout. In addition some of the less obvious activities are referred to, to give readers a sense of scope of Federal involvement. The division of responsibilities within the Federal government is defined, and some relevant congressional and judicial actions are summarized in the introduction. A list of pertinent 1977 Federal publications is provided