; and (4) is making significant progress toward meeting the criteria described in subsection (b)(2) . (b) Entities and criteria described (1) Entities described The entities described in this subsection are the following: (A) Entities that produce or process precious and semiprecious gemstones. (B) Entities that sell or export precious and semiprecious gemstones from Burma or articles of jewelry containing such gemstones. (2) Criteria described The criteria described in this subsection are the following: (A) The entity publicly discloses any politically exposed persons, officers, directors or beneficial owners, as defined under the Myanmar EITI. (B) The entity publicly discloses valid authorization, license, or permit to produce, process, sell, or export minerals or gemstones, as applicable. (C) The entity publicly discloses payments to the Government of Burma, including tax and non-tax, license, or royalty payments, and other payments or contract terms as may be required under Myanmar EITI standards. (D) The entity undertakes due diligence, in line with the OECD Due Diligence Guidance for Responsible Supply Chains of Minerals from Conflict-Affected and High-Risk Areas, including public reporting. (c) Periodic updating The Secretary shall periodically update the publicly available version of the list described in subsection (a) as appropriate. (d) Guidance and white-List entities The Secretary shall issue guidance for entities in the United States private sector with respect to the best practices for supply-chain due diligence that are applicable to importation of gemstones or minerals that may be of Burmese origin or articles of jewelry containing such gemstones, including with respect to transactions with entities approved for inclusion in the list published pursuant subsection (a) , in order to mitigate potential risks and legal liabilities associated with the importation of such items. (e) Termination The date described in this section is the date on which the President certifies to the appropriate