; and (2) if such Federal entity receives such payment— (A) conduct such study; and (B) submit to the appropriate committees of Congress and the Secretary a report on the results of such study. (b) Conditions and limitations (1) Receipt of payment A Federal entity is not required to conduct a study under subsection (a) if such entity requests such payment in accordance with section 118(g)(2) of the National Telecommunications and Information Administration Organization Act ( 47 U.S.C. 928(g)(2) ) but does not receive such payment. (2) Inability to achieve comparable capability of systems If it is found in a study conducted under subsection (a) that any Federal entity operating on spectrum with respect to which the study is conducted would not be able to achieve comparable capability of systems in the case of the reallocation of such spectrum or a portion thereof for non-Federal use or shared Federal and non-Federal use, or a combination thereof, and auction in accordance with such reallocation, the Federal entity that conducted the study shall submit to the National Telecommunications and Information Administration and the Director of the Office of Management and Budget a certification stating such finding. 5. Identification, reallocation, and auction of certain Federal spectrum (a) Identification of spectrum Not later than January 1, 2025, the Secretary shall— (1) for the frequencies with respect to which a Federal entity makes an affirmative feasibility determination under section 4(a), determine whether the Secretary concurs with the determination of the Federal entity