The U.S. Government may request from the IAEA an exemption from IAEA safeguards with respect to nuclear material of the following types:
Source and special nuclear material in gram quantities or less as a sensing component in instruments;
Nuclear material used in nonnuclear activities; and
Plutonium with an isotopic concentration of plutonium-238 exceeding 80 percent.
Nuclear material exempted under paragraph (a) of this section must not exceed the quantity limits specified in the Safeguards Agreements.
The NRC shall provide a prompt notification of an exemption issued by the IAEA to the applicable licensee, certificate holder, or nuclear material outside facilities.