For the purposes of this part:

(a) Advisory committee includes any committee, board, commission, council, conference, panel, task force, or other similar group, or any subcommittee, or other subgroup thereof, which is formed within the Department in the interest of obtaining advice or recommendations, or for any other purpose, and which is not composed wholly of officers or employees of the Government. It also includes any committee, board, commission, council, conference, panel, task force, or other similar group, or any subcommittee or subgroup thereof, which is not formed within the Department, but only during the period it is being used by the Department in the same manner as a Government-formed advisory committee.

(b) Industry advisory committee includes any advisory committee composed predominately of members or representatives of a single industry or group of related industries, or any subdivision of a single industry, made on a geographic, service, or product basis.

(c) Department means Department of Transportation.

(d) Secretary means the Secretary of Transportation.