; and (ii) is not for a lesser amount than the amount maintained by the current operator. (E) Requiring higher bond amounts The Secretary concerned shall, at any time that such Secretary determines that a bond, surety, or other financial instrument required by a regulation issued pursuant to subparagraph (A) no longer meets the requirements of clause (ii) of such subparagraph, increase the required amount of such financial arrangement to the level required by subparagraph (A). (F) Phasing-in bond increases With respect to a bond increased under subparagraph (E), the Secretary concerned shall require the operator to meet the following deadlines in posting the amount of the increase that results from the operation of such paragraph: (i) 25 percent of the increase by not later than 1 year after the date on which the determination was made under subparagraph (D). (ii) 75 percent of the increase by not later than 2 years after such date. (iii) 100 percent of the increase by not later than 3 years after such date. (5) Standards Not later than 180 days after the date of enactment of the Bonding Reform and Taxpayer Protection Act of 2023 , the Secretary of the Interior and the Secretary of Agriculture shall, by regulation, establish uniform standards for all Interim and Final Reclamation Plans. The goal of such plans shall be the restoration of the affected ecosystem to a condition approximating or equal to that which existed prior to the surface disturbance. Such standards shall include restoration of natural vegetation and hydrology, habitat restoration, salvage, storage and reuse of topsoils, erosion control, control of invasive species and noxious weeds and natural contouring. (6) Monitoring The Secretary concerned shall not approve final abandonment and shall not release any bond required by this Act until the standards and requirement for final reclamation established pursuant to this Act have been met. (7) Financial assurances The Secretary concerned shall not release the financial assurance established for a