; (ii) the use of Tribal waters for coastal seaweed farming; (iii) the impact and benefits of coastal seaweed farming on Tribal waters; and (iv) best practices for engaging with Tribes on matters relating to coastal seaweed farming; (B) coastal or historically coastal federally recognized Tribes, State recognized Tribes, and Inter-Tribal organizations; (C) the Interagency Working Group on Research for Farming of Seaweeds and Seagrasses; (D) the Interagency Working Group on Ocean Acidification; (E) National Science and Technology Council’s Joint Subcommittee on Aquaculture; and (F) such other Federal, State, Tribal, and local government agencies as the Secretary determines appropriate. (3) Update The Secretaries shall, not later than 2 years after the date on which the report required under paragraph (1) is submitted, submit an updated report to Congress based on pertinent information derived from Federal research programs, the grant program established under subsection (c), and other sources of information. (4) Report on regulation of seaweed food safety The Commissioner of Food and Drugs shall, not later than 180 days after the date of the enactment of this Act and in consultation with such State agencies as the Commissioner determines appropriate, submit a report to Congress making regulatory and legislative recommendations to improve Federal regulation of seaweed for human consumption, focusing on standards and testing methods to identify, address, and prevent contamination by bacteria, heavy metals, and pathogens. (b) Regulations The Secretaries shall, not later than 1 year after the publication of the study required by subsection (a), issue such regulations as the Secretaries determine appropriate to— (1) ensure that design, development, siting, species selection, operation, and production systems of coastal seaweed farming maximize potential benefits, and avoid potential adverse effects, on the marine ecosystem, wildlife, and fisheries and surrounding communities