; and (2) the effectiveness of the Administration in achieving the goals described in section 47171 of title 49, United States Code. (b) Performance targets Not later than 180 days after the date on which the Secretary establishes performance measures in accordance with subsection (a), the Secretary shall establish performance targets relating to each of the measures described in that subsection. (c) Report Not later than 2 years after the date of enactment of this Act, the Inspector General of the Department of Transportation shall submit to the appropriate committees of Congress a report describing the progress of the Secretary in meeting the performance targets established under subsection (b). 4203. Treatment of essential employees during furloughs (a) Definition of essential employee In this section, the term essential employee means an employee of the Administration who performs work involving the safety of human life or the protection of property, as determined by the Administrator. (b) In general In implementing spending reductions under Federal law, the Administrator may furlough 1 or more employees of the Administration, except an essential employee, if the Administrator determines the furlough is necessary to achieve the required spending reductions. (c) Transfer of budgetary resources The Administrator may transfer budgetary resources within the Administration to carry out subsection (b), except that the transfer may only be made to maintain essential employees. 4204. Controller candidate interviews (a) In general Not later than 60 days after the date of enactment of this Act, the Administrator shall require that an in-person interview be conducted with each individual applying for an air traffic control specialist position before that individual may be hired to fill that position. (b) Guidance Not later than 30 days after the date of enactment of this Act, the Administrator shall establish guidelines regarding the in-person interview process described in subsection (a). 4205. Report on plans for air