; (B) advise the Secretary of State on the best use of trade capacity building assistance in such country; and (C) coordinate and supervise programs to provide trade capacity building assistance by relevant executive branch agencies present in such country (except for assistance under the control of a United States area military commander). (2) Definitions In this subsection, the terms trade capacity building assistance and relevant executive branch agencies have the meaning given such terms in section 3 of the Aid for Trade Act of 2019. . 7. Limitations and conforming measures (a) Rule of construction This Act, and the amendments made by this Act, shall be implemented in a manner consistent with the duties and responsibilities of the Office of the United States Trade Representative as the agency with primary responsibility for developing, and for coordinating the implementation of, United States international trade policy under section 141 of the Trade Act of 1974 ( 19 U.S.C. 2171 ). (b) Exception, qualification Section 660(b) of the Foreign Assistance Act of 1961 ( 22 U.S.C. 2420(b) ) is amended— (1) in paragraph (4), by striking or at the end; (2) by moving the margin of paragraph (7) two ems to the left; (3) in paragraph (7), as so amended, by striking the period at the end and inserting ; or