; (3) has a commercial space industry presence; (4) has sufficient restricted airspace to conduct any necessary testing or field demonstration; and (5) has readily available buildings, facilities, and other resources to minimize the need for the construction of new facilities. (d) Implementation plan (1) In general Not later than one year after the date of the enactment of this Act, the Secretary of Transportation shall develop, and submit to the appropriate committees of Congress, an implementation plan with respect to the establishment of the training facility. (2) Employee skills and knowledge assessment In developing the implementation plan under paragraph (1), the Secretary of Transportation shall— (A) in collaboration with such organizations as the Secretary considers appropriate, develop and carry out an employee skills and knowledge assessment for employees of the Office of Commercial Space Transportation, and (B) use the results of the assessment to inform the development of the implementation plan. (3) Briefing Not later than 180 days after the date of the enactment of this Act, the Secretary of Transportation shall brief the appropriate committees of Congress on progress toward completion of the implementation plan under paragraph (1). (e) Appropriate committees of Congress defined In this section, the term appropriate committees of Congress means— (1) the Committee on Commerce, Science, and Transportation of the Senate; and (2) the Committee on Science, Space, and Technology and the Committee on Transportation and Infrastructure of the House of Representatives.