; and (B) work with the lead agency to ensure that the agency making the authorization or carrying out the action is treated as a cooperating agency for the project. (4) Responsibilities A participating agency participating in the environmental review process for a project shall— (A) provide comments, responses, studies, or methodologies relating to the areas within the special expertise or jurisdiction of the agency; and (B) use the environmental review process to address any environmental issues of concern to the agency. (5) Effect of designation (A) Requirement A participating agency for a project shall comply with the applicable requirements of this section. (B) No implication Designation as a participating agency under this subsection shall not imply that the participating agency— (i) has made a determination to support or deny any project; or (ii) has any jurisdiction over, or special expertise with respect to evaluation of, the applicable project. (6) Cooperating agency designation Any agency designated as a cooperating agency shall also be designated by the applicable lead agency as a participating agency under the NEPA implementing regulations. (e) Coordination of required reviews