; (2) the number of enforcement actions taken by the Administration for violations of or noncompliance with the interim final rule and any subsequent final rule, together with a description of the actions; and (3) the effect of the interim final rule and any subsequent final rule on compliance with any fees associated with the use of small unmanned aircraft systems. (b) Evaluation The Inspector General of the Department of Transportation shall evaluate— (1) the Administration’s progress in developing and tracking the metrics set forth in subsection (a); and (2) the reliability, effectiveness, and efficiency of the Administration’s registration program for small unmanned aircraft. (c) Report Not later than 1 year after the date of enactment of this Act, the Inspector General of the Department of Transportation shall submit to the Committee on Transportation and Infrastructure of the House of Representatives and the Committee on Commerce, Science, and Transportation of the Senate a report containing— (1) the results of the evaluation required under subsection (b); and (2) recommendations to the Administrator and Congress for improvements to the registration process for small unmanned aircraft. 438. Study on roles of governments relating to low-altitude operation of small unmanned aircraft (a) In general Not later than 60 days after the date of enactment of this Act, the Inspector General of the Department of Transportation shall initiate a study on— (1) the regulation and oversight of the low-altitude operations of small unmanned aircraft and small unmanned aircraft systems