Each license which is canceled, suspended, or has expired shall immediately be surrendered by the licensee to the office of grading serving the area in which the licensee is located.
[31 FR 2773, Feb. 16, 1966. Redesignated at 42 FR 32514, June 27, 1977, and further redesignated at 46 FR 63203, Dec. 31, 1981, as amended at 71 FR 42008, July 24, 2006]