1. On 01/08/2026, Commerce published in the Federal Register its initiation of the antidumping duty investigation of fresh mushrooms from Canada (91 FR 663). The effective date of this initiation is 01/02/2026 (the applicable date stated in the FR notice). 2. The merchandise covered by this investigation is fresh mushrooms of the genus Agaricus (fresh mushrooms). This includes, but is not limited to, fresh mushrooms of the species Agaricus bisporus, which are commonly referred to as button mushrooms, chestnut mushrooms, cremini or crimini mushrooms, baby bellas, portabella or portobello mushrooms, table mushrooms, or as white or browns. Fresh mushrooms include whole mushrooms, as well as mushrooms that have been sliced, diced, or separated into stems and pieces prior to importation. Fresh mushrooms may also be imported in bulk or loose form, or may be imported in individual containers packaged for retail sale. The scope of this investigation includes all fresh mushrooms of the genus Agaricus, whether or not organic, and irrespective of age, cut, color, size, species, or packaging. Subject merchandise may be cleaned, washed, inspected, subjected to metal detection, sliced, diced, or de-stemmed, and/or vacuum cooled prior to importation, but otherwise undergoes minimal further processing. The scope of this investigation covers fresh mushrooms of the genus Agaricus regardless of end use, including both mushrooms destined for the fresh market and mushrooms intended for food processing. Fresh mushrooms of the genus Agaricus are currently classifiable under Harmonized Tariff Schedule of the United States (HTSUS) statistical reporting number 0709.51.0100. Although the HTSUS statistical reporting number is provided for convenience and customs purposes, the written description of the scope of this investigation is dispositive. 3. This proceeding has been assigned case number A-122-873. 4. If there are any questions by the importing public regarding this message, please contact the Call Center for the Office of AD/CVD Operations, Enforcement and Compliance, International Trade Administration, U.S. Department of Commerce at (202) 482-0984. CBP ports should submit their inquiries through authorized CBP channels only. (This message was generated by OV: JR.) 5. There are no restrictions on the release of this information. Alexander Amdur