counsel for proceedings conducted under section 4108 shall be appointed by the verifying officer pursuant to such regulations as may be prescribed by the Director of the Administrative Office of the United States Courts. The Secretary of State shall make payments of fees and expenses of the appointed counsel, in amounts approved by the verifying officer, which shall not exceed the amounts authorized under section 3006A of this title
for representation in a misdemeanor case. Payment in excess of the maximum amount authorized may be made for extended or complex representation whenever the verifying officer certifies that the amount of the excess payment is necessary to provide fair compensation, and the payment is approved by the chief judge of the United States court of appeals for the appropriate circuit. Counsel from other agencies in any branch of the Government may be appointed:
, That in such cases the Secretary of State shall pay counsel directly, or reimburse the employing agency for travel and transportation expenses. Notwithstanding section 3324(a) and (b) of title 31, the Secretary may make advance payments of travel and transportation expenses to counsel appointed under this subsection.