NAVIGATION AIDS STUDY.

SEC. 602. NAVIGATION AIDS STUDY. (a) In General.—Not later than 180 days after the date of enactment of this Act, the inspector general of the Department of Transportation shall initiate a study examining the effects of reclassifying navigation aids to Design Assurance Level-A from Design Assurance Level-B, including the following navigation aids: (1) Distance measuring equipment. (2) Very high frequency omni-directional range. (3) Tactical air navigation. (4) Wide area augmentation system. (b) Contents.—In conducting the study required under subsection (a), the inspector general shall address— (1) the cost-benefit analyses associated with the reclassification described in such subsection; (2) the findings from the operational safety assessments and preliminary hazard analyses of the navigation aids listed in such subsection; (3) the risks of such reclassification on navigation aid equipment currently in use; (4) the potential impacts on global interoperability of navigational aids; and (5) what additional actions should be taken based on the findings of this subsection. (c) Report.—Not later than 24 months after the date of enactment of this Act, the inspector general shall submit to the appropriate committees of Congress a report describing the results of the study conducted under subsection (a).