The licensee shall submit a written report to the Administrator of the appropriate NRC Regional Office listed in appendix D to part 20 within 30 days following any planned special exposure conducted in accordance with Sec. 20.1206, informing the Commission that a planned special exposure was conducted and indicating the date the planned special exposure occurred and the information required by Sec. 20.2105. [56 FR 23406, May 21, 1991, as amended at 60 FR 20186, Apr. 25, 1995]