; and (B) the cost allocation of reimbursable costs to each project beneficiary reflects any changes in the benefits that the modified project is providing to the project beneficiary. (4) Incentive for benefitting entities to participate in projects with increased public benefits (A) In general The total amount of reimbursable capital costs, as determined under paragraph (3), for extraordinary operation and maintenance work described in subparagraph (B) shall be reduced by 15 percent, with each project beneficiary to be responsible for 85 percent of the reimbursable costs that would otherwise be allocated to the project beneficiary. (B) Description of extraordinary operation and maintenance work The extraordinary operation and maintenance work referred to in subparagraph (A) is extraordinary operation and maintenance work involving a project modification that would increase nonreimbursable public benefits without increasing reimbursable municipal, industrial, or irrigation benefits from the original design of the planned extraordinary operation and maintenance work. (5) Reimbursable funds All reimbursable costs under this subsection shall be repaid in accordance with subsection (b). . 107. Use of revenue to improve drought resilience or dam safety (a) Definitions In this section: (1) Dam safety investment The term dam safety investment means a project to satisfy dam safety standards— (A) under the Federal Guidelines for Dam Safety issued by the Federal Emergency Management Agency or the Interagency Committee on Dam Safety; (B) under the Bureau of Reclamation Dam Safety Program, including repayment of an obligation for a corrective action taken pursuant to that program; or (C) required by the State in which a Bureau of Reclamation project or facility is located. (2) Drought Resilience Investment The term drought resilience investment means— (A) an improvement or addition to an eligible facility that will increase drought resilience in a Reclamation State