adjustment for each additional person shall be 224 percent plus the product of 21 percent and the difference in the number of persons in the household and 10. (3) Reevaluation of market baskets (A) Evaluation Not earlier than October 1, 2027, and at not more frequently than 5-year intervals thereafter, the Secretary may reevaluate the market baskets of the thrifty food plan taking into consideration current food prices, food composition data, consumption patterns, and dietary guidance. (B) Notice Prior to any update of the market baskets of the thrifty food plan based on a reevaluation pursuant to subparagraph (A), the methodology and results of any such revelation shall be published in the Federal Register with an opportunity for comment of not less than 60 days. (C) Cost neutrality The Secretary shall not increase the cost of the thrifty food plan based on a reevaluation or update under this paragraph. (4) Allowable cost adjustments On October 1 immediately following enactment of the Farm, Food, and National Security Act of 2024 and on each October 1 thereafter, the Secretary shall— (A) adjust the cost of the thrifty food plan to reflect changes in the Consumer Price Index for All Urban Consumers, published by the Bureau of Labor Statistics of the Department of Labor, for the most recent 12-month period ending in June