; (ii) acres on which a regeneration harvest has previously taken place; and (iii) acres that could benefit from appropriate revegetation, as determined by the Secretaries. (B) Ecological forestry In conducting the assessment under subparagraph (A), the Secretaries shall consider the role of recovery periods between disturbances for the development of stand complexity. (2) Revegetation assessment tool Not later than 180 days after the date of enactment of this Act, the Secretaries shall jointly develop, or use or expand an existing, objective revegetation assessment tool for each zone that uses a point system or rating scale— (A) to consistently assess in various geographic areas, site classes, and forest and rangeland types whether an acre of Federal land is adequately occupied by well-distributed, countable, ecologically appropriate trees or other desirable vegetation; (B) to rapidly assess revegetation needs on Federal land; and (C) to establish baseline conditions for Federal land. (3) Forest and rangeland cover restoration on non-Federal land (A) Partnership for forest and rangeland cover restoration The Secretaries may enter into a partnership with a non-Federal entity, including Indian Tribes, with data or expertise in Federal reforestation— (i) to assess the opportunity to restore forest or rangeland cover across non-Federal land in the United States; or (ii) to share existing data gathered by the non-Federal entity. (B) Savings clause Nothing in this paragraph grants the Secretary concerned any additional authority over or additional access to non-Federal land. (4) Report Not later than 18 months after the date of enactment of this Act, the Secretaries shall publish a report describing— (A) the number of acres of— (i) Federal land in need of revegetation; and (ii) non-Federal land in the United States on which forest or rangeland cover can be restored and the owner of which has requested to be included in a comprehensive revegetation strategy and implementation plan developed under subsection (e)(2)(A)