(a) Unless specifically otherwise provided, the Under Secretary for Health shall prescribe all regulations necessary to the administration of the Veterans Health Administration, including regulations relating to—

(1) travel, transportation of household goods and effects, and deductions from pay for quarters and subsistence; and

(2) the custody, use, and preservation of the records, papers, and property of the Administration.

(b) Regulations prescribed by the Under Secretary for Health are subject to the approval of the Secretary.