The authority to select averages and statistically valid samples shall rest exclusively with the administering authority. The administering authority shall, to the greatest extent possible, consult with the exporters and producers regarding the method to be used to select exporters, producers, or types of products under this section.
In determining weighted average dumping margins under section 1673b(d), 1673d(c), or 1675(a) of this title, the administering authority shall determine the individual weighted average dumping margin for each known exporter and producer of the subject merchandise.
In a review under section 1675 of this title, when comparing export prices (or constructed export prices) of individual transactions to the weighted average price of sales of the foreign like product, the administering authority shall limit its averaging of prices to a period not exceeding the calendar month that corresponds most closely to the calendar month of the individual export sale.
In determining countervailable subsidy rates under section 1671b(d), 1671d(c), or 1675(a) of this title, the administering authority shall determine an individual countervailable subsidy rate for each known exporter or producer of the subject merchandise.
The administering authority may not reduce the antidumping duty applicable to a class or kind of merchandise from a nonmarket economy country under this subsection by more than the portion of the countervailing duty rate attributable to a countervailable subsidy that is provided with respect to the class or kind of merchandise and that meets the conditions described in subparagraphs (A), (B), and (C) of paragraph (1).