((a)) Without regard to the provisions of title 5 governing appointment in the competitive service, the Secretary of Transportation may appoint advisory committees to consult with and advise the Secretary in carrying out the duties and powers of the Secretary.

((b)) While attending a committee meeting or otherwise serving at the request of the Secretary, a member of an advisory committee may be paid not more than $100 a day. A member is entitled to reimbursement for expenses under . This subsection does not apply to individuals regularly employed by the United States Government.

((c)) A member of an advisory committee advising the Secretary in carrying out aviation duties and powers may serve for not more than 100 days in a calendar year.