; and (2) if the Secretary determines that the fair market rent calculation was below true market value, reimburse the public housing agency or nonprofit owner of a residential dwelling unit subject to fair market rent an amount equal to 75 percent of the estimated underpayment caused by the inaccurate fair market rent calculation. (c) Survey The Secretary shall enter into a memorandum of agreement with a State housing finance agency to conduct a statewide rental market survey if a State experiences more than 2 successful fair market rent appeals within the preceding 5 calendar years. (d) Reimbursement for successful fair market rent appeals The Secretary shall grant an amount equal the actual direct expenses incurred by a public housing agency associated with a successful fair market rent appeal. (e) Authorization of appropriations There is authorized to be appropriated such sums as may be necessary to carry out this section for each of fiscal years 2021 through 2030. 113. Office of restorative housing justice (a) Definition of covered geographic area In this section, the term covered geographic area means a geographic area that is— (1) within 20 miles of— (A) an area that was subject to an Urban Renewal Loan and Grant Contract from the Department of Housing and Urban Development; or (B) an area designated by the Home Owners' Loan Corporation as C—Definitely Declining or D—Hazardous ; and (2) within the service area of a single public housing agency. (b) Establishment The Secretary shall establish within the Department of Housing and Urban Development an Office of Restorative Housing Justice (in this section referred to as the Office ) to execute an affordable housing assistance preference policy for individuals and the parents, grandparents, or primary caretakers of people who— (1) (A) lost title to a personal residential property or at any point possessed title to real property in a covered geographic area; or (B) were displaced from a tenancy or established residence in a covered geographic area