; (B) to pinpoint safety problems; and (C) to form the basis for critical research and analysis of general aviation issues; and (2) provide a briefing to the appropriate committees of Congress on the findings under paragraph (1), including a description of any additional data to be collected, a timeframe for implementing the additional data collection, and any potential obstacles to implementation. (b) Definition of part 135 In this section, the term part 135 means part 135 of title 14, Code of Federal Regulations. 312. Sense of Congress