Each registrant shall notify the Service within 30 days of any change in the information contained in the application for registration. If the notice is submitted orally, it shall be promptly confirmed in writing.
(Approved by the Office of Management and Budget under control number 0580-0012)
[48 FR 44453 and 44456, Sept. 29, 1983, as amended at 54 FR 5924, Feb. 7, 1989]