The Under Secretary shall be compensated at an annual rate of basic pay prescribed for level III of the Executive Schedule under section 5314 of title 5.
In addition to the regional offices that the Under Secretary is required to establish under paragraph (2), the Under Secretary shall establish such other offices within the Agency as are necessary to carry out this chapter.
In order to carry out this chapter, the Under Secretary shall establish a regional office of the Agency for each of the regions of the United States, as determined by the Under Secretary.