(1) In ship-breaking, shipbuilding and ship repairing and related activities involving the use of and exposure to sources of ionizing radiation not only on conventionally powered but also on nuclear powered vessels, the applicable provisions of the Atomic Energy Commission's Standards for Protection Against Radiation (10 C.F.R. Part 20), relating to protection against occupational radiation exposure, must apply.

(2) Any activity which involves the use of radioactive material, whether or not under license from the Atomic Energy Commission, must be performed by competent persons specially trained in the proper and safe operation of such equipment. In the case of materials used under commission license, only persons actually licensed, or competent persons under direction and supervision of the licensee, must perform such work.