; and (2) shall determine an appropriate amount of time for repayment of loans under this section to a corporation. (e) Plan Not later than 180 days after the date of the enactment of this Act, the DFC shall develop and submit to the Committee on Foreign Affairs of the House of Representatives and the Committee on Foreign Relations of the Senate a plan to streamline the provision of assistance under this section, including to expedite the approval process for the provision of such assistance. 4. Authority to provide duty-free treatment for goods and services of companies moving from the People’s Republic of China to Latin America or the Caribbean (a) In general Notwithstanding any other provision of law, the President shall proclaim duty-free treatment (or other preferential treatment) for any good or service made or produced in a Latin American or Caribbean country by a qualified corporation that has received assistance under section 3, subject to such terms and conditions as the President determines to be appropriate. (b) Regulations The President shall prescribe such regulations as may be necessary to carry out this section. (c) Effective period (1) In general Subsection (a) shall apply with respect to a good or service made or produced in a Latin American or Caribbean country by a corporation for the 15-year period beginning on the date on which the corporation begins operations in such country. (2) Rule of construction Nothing in this section may be construed to affect duty-free treatment (or other preferential treatment) for any good or service made or produced in a Latin American or Caribbean country by a qualified corporation after the 15-year period described in paragraph (1) if goods and services from such country are otherwise generally eligible for duty-free treatment (or other preferential treatment). 5. Additional conditions on receipt of assistance under section 3 and duty-free treatment (or other preferential treatment) under section 4 (a) In general The appropriate Federal agency may not provide