To amend the Trade Act of 1974 to require the Secretary of Labor to certify a group of workers in a subdivision of a firm as eligible to apply for assistance under the trade adjustment assistance program if the subdivision is a seller of articles of the firm that employed a group of workers who received a certification of eligibility under such program and such sales are related to the article that was the basis for such certification.

Amends the Trade Act of 1974 to require the Secretary of Labor to certify an adversely affected secondary group of workers in a subdivision of a firm as eligible to apply for trade adjustment assistance (TAA) if the Secretary determines that: (1) a significant number of workers have become, or are threatened to become, totally or partially separated; (2) the workers' subdivision is a seller of articles of the firm (or another subdivision) that employed a group of workers who received a certification of TAA eligibility and such sales are related to the article that was the basis for such certification; and (3) a loss of business by the workers' subdivision with the firm (or another subdivision) contributed to the workers' separation or threat of separation.