105 CMR 120.508
License Amendments
A licensee shall apply for and must receive a license amendment:
(A) Before it receives, prepares or uses radioactive material for a type of use that is permitted
under 105 CMR 120.500, but that is not authorized on the licensee's current license issued
pursuant to 105 CMR 120.500;
(B) Before it permits anyone to work as an authorized user, a visiting authorized medical
physicist, a visiting ophthalmic physicist, or visiting authorized nuclear pharmacist to work under
the license except:
(1) for an authorized user, an individual who meets the requirements in 105 CMR 120.529
and 120.546(A), 120.551(A), 120.556(A), 120.557(A), 120.558(A), 120.566(A),
120.569(A), and 120.587(A);
(2) for an authorized nuclear pharmacist, an individual who meets the requirements in
105 CMR 120.526(A) and 120.529;
(3) for an authorized medical physicist, an individual who meets the requirements in
105 CMR 120.525(A) and 120.529;
(4) An individual who is identified as an authorized user or an authorized nuclear
pharmacist or authorized medical physicist or ophthalmic physicist on an Agency, or the U.S.
Nuclear Regulatory Commission or Agreement State license that authorizes the use of
radioactive material in medical use or in the practice of nuclear pharmacy, respectively; or
(5) An individual who is identified as an authorized user or an authorized nuclear
pharmacist or authorized medical physicist or ophthalmic physicist on a permit issued by the
Agency, or the U.S. Nuclear Regulatory Commission or Agreement State specific licensee
of broad scope that is authorized to permit the use of radioactive material in medical use or
the practice of nuclear pharmacy, respectively.
(C) Before changing a Radiation Safety Officer, except as provided in 105 CMR 120.515(C);
(D) Before permitting anyone to work as an Associate Radiation Safety Officer, or before the
Radiation Safety Officer assigns duties and tasks to an Associate Radiation Safety Officer that
differ from those for which this individual is authorized on the license;
(E) Before receiving radioactive material in excess of the amount, or in a different physical or
chemical form than is authorized on the license;
(F) Before adding to or changing the areas of use identified in the application or on the license,
except as specified in 105 CMR 120.509;
(G) Before changing the address(es) of use identified in the application or on the license;
(H) Before changing statements, representations, and procedures which are incorporated into
the license;
(I) Before releasing licensed facilities for unrestricted use; and
(J) Before receiving a sealed source from a different manufacturer or of a different model
number than authorized by its license unless the sealed source is used for manual brachytherapy,
is listed in the Sealed Source and Device Registry, and is in a quantity and for an isotope
authorized by the license.