; and (B) the Secretary, with respect to activities under the Department of the Interior. (c) Unmanned aircraft systems (1) Definitions In this subsection, the terms unmanned aircraft and unmanned aircraft system have the meanings given those terms in section 44801 of title 49, United States Code. (2) Establishment of program Not later than 180 days after the date of enactment of this Act, the Secretary, in consultation with the Secretary of Agriculture, shall establish a research, development, and testing program, or expand an applicable existing program, to assess unmanned aircraft system technologies, including optionally piloted aircraft, across the full range of wildland fire management operations in order to accelerate the deployment and integration of those technologies into the operations of the Secretaries. (3) Expanding use of unmanned aircraft systems on wildfires In carrying out the program established under paragraph (2), the Secretaries, in coordination with the Federal Aviation Administration, State wildland firefighting agencies, and other relevant Federal agencies, shall enter into an agreement under which the Secretaries shall develop consistent protocols and plans for the use on wildland fires of unmanned aircraft system technologies, including for the development of real-time maps of the location of wildland fires. (d) Location systems for wildland firefighters (1) In general Not later than 2 years after the date of enactment of this Act, subject to the availability of appropriations, the Secretaries, in coordination with State wildland firefighting agencies, shall jointly develop and operate a tracking system (referred to in this subsection as the system ) to remotely locate the positions of fire resources for use by wildland firefighters, including, at a minimum, any fire resources assigned to Federal type 1 wildland fire incident management teams. (2) Requirements The system shall— (A) use the most practical and effective technology available to the Secretaries to remotely track the