((a)) ** Appointment; use of personnel and facilities of boards, commissions, or other agencies; expenses and salaries** The Secretary may appoint as deputy commissioners any member of any board, commission, or other agency of a State to act as deputy commissioner for any compensation district or part thereof in such State, and may make arrangements with such board, commission, or other agency for the use of the personnel and facilities thereof in the administration of this chapter. The Secretary may make such arrangements as may be deemed advisable by him for the payment of expenses of such board, commission, or other agency, incurred in the administration of this chapter pursuant to this section, and for the payment of salaries to such board, commission, or other agency, or the members thereof, and may pay any amounts agreed upon to the proper officers of the State, upon vouchers approved by the Secretary.

((b)) ** Appointment in Territories and District of Columbia; compensation** In any Territory of the United States or in the District of Columbia a person holding an office under the United States may be appointed deputy commissioner and for services rendered as deputy commissioner may be paid compensation, in addition to that he is receiving from the United States, in an amount fixed by the Secretary in accordance with chapter 51 and subchapter III of chapter 53 of title 5.

((c)) ** Transfers to other districts; temporary details** Deputy commissioners (except deputy commissioners appointed under subsection (a) of this section) may be transferred from one compensation district to another and may be temporarily detailed from one compensation district for service in another in the discretion of the Secretary.

((d)) ** Maintaining offices** Each deputy commissioner shall maintain and keep open during reasonable business hours an office, at a place designated by the Secretary, for the transaction of business under this chapter, at which office he shall keep his official records and papers. Such office shall be furnished and equipped by the Secretary, who shall also furnish the deputy commissioner with all necessary clerical and other assistants, records, books, blanks, and supplies. Wherever practicable such office shall be located in a building owned or leased by the United States; otherwise the Secretary shall rent suitable quarters.

((e)) ** Records and papers** If any deputy commissioner is removed from office, or for any reason ceases to act as such deputy commissioner, all of his official records and papers and office equipment shall be transferred to his successor in office or, if there be no successor, then to the Secretary or to a deputy commissioner designated by the Secretary.

((f)) ** Conflict of interest** Neither a deputy commissioner or Board member nor any business associate of a deputy commissioner or Board member shall appear as attorney in any proceeding under this chapter, and no deputy commissioner or Board member shall act in any such case in which he is interested, or when he is employed by any party in interest or related to any party in interest by consanguinity or affinity within the third degree, as determined by the common law.