In the case of a repayment for a marketing assistance loan for upland cotton at a rate described in paragraph (1)(B)(ii), the Secretary shall provide to the producer a refund (if any) in an amount equal to the difference between the lowest prevailing world market price, as determined and adjusted by the Secretary in accordance with this section, during the 30-day period following the date on which the producer repays the marketing assistance loan and the repayment rate.
The prevailing world market price for long grain rice and medium grain rice determined under subsection (d) shall be adjusted to United States quality and location.
In making adjustments under this subsection, the Secretary shall establish a mechanism for determining and announcing the adjustments in order to avoid undue disruption in the United States market.
In the event of a severe disruption to marketing, transportation, or related infrastructure, the Secretary may modify the repayment rate otherwise applicable under this section for marketing assistance loans under section 9031 of this title for a loan commodity.
Any adjustment made under paragraph (1) in the repayment rate for marketing assistance loans for a loan commodity shall be in effect on a short-term and temporary basis, as determined by the Secretary.