; (B) public notice of and participation in development of the leasing program; (C) review by State and local governments that may be impacted by the proposed leasing; and (D) periodic consultation with State and local governments, coal lessees and permittees, and representatives of other individuals or organizations engaged in activity in areas covered by leases. (2) Revisions The procedures shall be applicable to any significant revision or reapproval of the leasing program. (i) Information requested by Secretary (1) In general The Secretary may obtain from public sources, or purchase from private sources, any survey, data, report, or other information (including interpretations of such data, survey, report, or other information) that may be necessary to assist the Secretary in preparing any environmental impact statement and in making other evaluations required by this Act. (2) Confidential information (A) In general Data of a classified nature provided to the Secretary under this subsection shall remain confidential for such period of time as agreed to by the head of the department or agency from whom the information is requested. (B) Period The Secretary shall maintain the confidentiality of all privileged or proprietary data or information for such period of time as is provided for in this Act, established by regulation, or agreed to by the parties. (j) Information provided by other Federal agencies (1) In general The head of a Federal department or agency— (A) shall provide the Secretary with any nonprivileged or nonproprietary information the Secretary requests to assist the Secretary in preparing the leasing program