6 Colo. Code Regs. § 1007-1-2-E
Each operator of a computed tomography system on living humans shall hold a current, valid registry in Radiography, Nuclear Medicine, or Radiation Therapy issued by ARRT, NMTCB, or, where the operator has obtained written approval from the Department, another nationally recognized registry organization not listed herein, shall meet the following requirements:
2E.1 Certification:
2E.1.1 For general imaging computed tomography procedures, each operator is certified;
2E.1.1.1 By the ARRT in computed tomography, R.T.(CT); or
2E.1.1.2 By the Nuclear Medicine Technology Certification Board (NMTCB) in computed tomography, NMTCB(CT);
or
2E.1.2 For nuclear medicine (hybrid or fusion imaging) computed tomography procedures such as PET-CT or SPECT-CT, is certified;
2E.1.2.1 by the ARRT in nuclear medicine as R.T.(N); or
2E.1.2.2 by the NMTCB as CNMT; or
2E.1.2.3 by the NMTCB as NMAA; or
2E.1.2.4 in accordance with 2E.1.1.
or
2E.1.3 For simulation or localization computed tomography procedures associated with radiation therapy, is certified;
2E.1.3.1 by the ARRT in Radiation Therapy, R.T.(T); or
2E.1.3.2 in accordance with 2E.1.1.
or
2E.1.4 Is certified by a specialty board determined by the department to have substantially equivalent requirements for certification in computed tomography as the American Registry of Radiologic Technologists.
or
2E.2 Prior to August 1, 2017, and holds a current, valid registry as an R.T.(R) and was also registered with the Department as a Computed Tomography Operator.
6 CCR 1007-1-2-E