; and (B) program and policy recommendations to Congress to address any limitations in tracking data related to hazardous fuels reduction activities under this subsection. (c) GAO study Not later than 2 years after the date of enactment of this Act, the Comptroller General of the United States shall— (1) conduct a study on the implementation of this section, including any limitations with respect to— (A) reporting hazardous fuels reduction activities under subsection (a); or (B) tracking data related to hazardous fuels reduction activities under subsection (b); and (2) submit to Congress a report that describes the results of the study under paragraph (1). (d) Definitions In this section: (1) Hazardous fuels reduction activity The term hazardous fuels reduction activity — (A) means any vegetation management activity to reduce the risk of wildfire, including mechanical treatments and prescribed burning; and (B) does not include the awarding of contracts to conduct hazardous fuels reduction activities. (2) Federal lands The term Federal lands means lands under the jurisdiction of the Secretary of the Interior or the Secretary. (3) Secretary concerned The term Secretary concerned means— (A) the Secretary, with respect to National Forest System lands