to recognize the interests of the States in the peaceful uses of atomic energy, and to clarify the respective responsibilities under this chapter of the States and the Commission with respect to the regulation of byproduct, source, and special nuclear materials;

to recognize the need, and establish programs for, cooperation between the States and the Commission with respect to control of radiation hazards associated with use of such materials;

to promote an orderly regulatory pattern between the Commission and State governments with respect to nuclear development and use and regulation of byproduct, source, and special nuclear materials;

to establish procedures and criteria for discontinuance of certain of the Commission’s regulatory responsibilities with respect to byproduct, source, and special nuclear materials, and the assumption thereof by the States;

to provide for coordination of the development of radiation standards for the guidance of Federal agencies and cooperation with the States; and

to recognize that, as the States improve their capabilities to regulate effectively such materials, additional legislation may be desirable.

Byproduct materials (as defined in section 2014(e) of this title).

Source materials.

Special nuclear materials in quantities not sufficient to form a critical mass.