105 CMR 120.520
Visiting Authorized User, Visiting Authorized Nuclear Pharmacist, Visiting Ophthalmic Physicist
or Visiting Medical Physicist
(A) A licensee may permit any visiting authorized user, visiting authorized nuclear pharmacist,
visiting ophthalmic physicist or visiting authorized medical physicist to work as an authorized
user, authorized nuclear pharmacist, ophthalmic physicist or medical physicist, respectively,
under the terms of the licensee's license for 60 days each year if:
(1) The visiting authorized user, the visiting authorized nuclear pharmacist, the visiting
ophthalmic physicist or the visiting authorized medical physicist has the prior written
permission of the licensee's management and, if the work is performed on behalf of an
institution, the institution's Radiation Safety Committee;
(2) The licensee has a copy of an Agency, Agreement State, or U.S. Nuclear Regulatory
Commission license that identifies the visiting authorized user, the visiting authorized
nuclear pharmacist, the visiting ophthalmic physicist or the visiting authorized medical
physicist by name as an authorized user for medical use, as an authorized nuclear pharmacist,
as an ophthalmic physicist, or as an authorized medical physicist respectively; and
(3) Only those procedures for which the visiting authorized user is specifically authorized
by an Agency, Agreement State, or U.S. Nuclear Regulatory Commission license are
performed by that individual.
(B) A licensee need not apply for a license amendment in order to permit a visiting authorized
user, a visiting authorized nuclear pharmacist, a visiting ophthalmic physicist or a visiting
authorized medical physicist to use licensed material as described in 105 CMR 120.520(A).
(C) A licensee shall retain copies of the records specified in 105 CMR 120.520(A) for three
years from the date of the last visit.