; and (2) by adding at the end the following new paragraph: (2) (A) Not later than 90 days after the date of the enactment of the Rural Veterans Travel Enhancement Act of 2017 , the Secretary shall develop and establish a national protocol for the administration of medical examinations for volunteer drivers to participate in the program described in paragraph (1). (B) In developing the protocol required by subparagraph (A), the Secretary shall consult with such persons as the Secretary determines have an interest in the program described in paragraph (1). (C) (i) The Secretary shall implement the protocol by first conducting a one year pilot program using the protocol. (ii) After conducting the pilot program required by clause (i), the Secretary shall assess the pilot program and make such changes to the protocol as the Secretary considers appropriate. (iii) After making changes to the protocol under clause (ii), the Secretary shall implement the protocol in phases during the course of one year. . 6. Comptroller General of the United States report on transportation services for veterans (a) Report required Not later than one year after the date of the enactment of this Act, the Comptroller General of the United States shall submit to the Committee on Veterans' Affairs of the Senate and the Committee on Veterans' Affairs of the House of Representatives a report on the program the establishment of which was facilitated under section 111A(b) of title 38, United States Code. (b) Contents The report submitted under subsection (a) shall include the following: (1) A description of the program described in subsection (a), including descriptions of the following: (A) The purpose of the program. (B) The activities carried out under the program. (2) An assessment of the sufficiency of the program with respect to the purpose of the program. (3) An assessment of the cost effectiveness of the program in relation to alternatives. (4) An assessment of the health benefits for veterans who have participated in the program. (5) An