“ Section 2 of Executive Order No. 12748 is amended by adding at the end thereof a new subsection (c) to read as follows:
" (c) The President's Pay Agent, as designated in subsection (a) , is hereby authorized and designated to exercise the authorities of the President under section 5304 (h) concerning the extension of locality-based comparability payments to certain categories of positions not otherwise covered." Sec. 2. This order shall be effective immediately. ”