; and (B) may only be available for sale during the year in which such circulating quarter dollar coins are issued. . 4. Collection and Recognition Program (a) In general Not later than December 1, 2018, the Secretary of the Treasury shall initiate a program to promote the collection of, and recognition of the subjects of, the coins authorized under the amendments made by this Act. (b) Study required The Secretary shall conduct a study on the progress of the program described in subsection (a). (c) Report Not later than March 1, 2019, the Secretary shall submit a report to the Congress on the results of the study conducted pursuant to subsection (b).