; (ii) establish specific market goals to be achieved under the marketing plan; and (iii) contain whatever additional requirements are determined by the Secretary to be necessary. (D) Branded promotion A marketing plan approved by the Secretary may provide for the use of branded advertising to promote the sale of United States agricultural commodities in a foreign country under such terms and conditions as may be established by the Secretary. (E) Amendments An approved marketing plan may be amended by the eligible trade organization at any time, subject to the approval by the Secretary of the amendments. (4) Level of assistance and cost-share requirements (A) In general The Secretary shall justify in writing the level of assistance to be provided to an eligible trade organization under this subsection and the level of cost sharing required of the organization. (B) Limitation on branded promotion Assistance provided under this subsection for activities described in paragraph (3)(D) shall not exceed 50 percent of the cost of implementing the marketing plan, except that the Secretary may determine not to apply such limitation in the case of United States agricultural commodities with respect to which there has been a favorable decision by the United States Trade Representative under section 301 of the Trade Act of 1974 ( 19 U.S.C. 2411 ). Criteria used by the Secretary for determining that the limitation shall not apply shall be consistent and documented. (5) Other terms and conditions (A) Multi-year basis The Secretary may provide assistance under this subsection on a multi-year basis, subject to annual review by the Secretary for compliance with the approved marketing plan. (B) Termination of assistance The Secretary may terminate any assistance made, or to be made, available under this subsection if the Secretary determines that— (i) the eligible trade organization is not adhering to the terms and conditions applicable to the provision of the assistance