; or (ii) carrying out section 9903(b), as in effect on the date of enactment of this subsection. (C) Any activity undertaken by the Secretary relating to carrying out section 9906, as in effect on the date of enactment of this subsection. (e) Incorporation of prior planning decisions (1) Definition In this subsection, the term prior studies and decisions means baseline data, planning documents, studies, analyses, decisions, and documentation that a Federal agency has completed for a project (or that have been completed under the laws and procedures of a State or Indian Tribe), including for determining the reasonable range of alternatives for that project. (2) Reliance on prior studies and decisions In completing an environmental review under NEPA for a covered activity, the Secretary may consider and, as appropriate, rely on or adopt prior studies and decisions, if the Secretary determines that— (A) those prior studies and decisions meet the standards for an adequate statement, assessment, or determination under applicable procedures of the Department of Commerce implementing the requirements of NEPA; (B) in the case of prior studies and decisions completed under the laws and procedures of a State or Indian Tribe, those laws and procedures are of equal or greater rigor than those of each applicable Federal law, including NEPA, implementing procedures of the Department of Commerce