; and (B) States, political subdivisions of States, and Indian Tribes of varying population sizes. (4) Free to tenants A tenant may not be charged for participating in landlord-tenant mediation funded by a covered grant. (e) Oversight requirements For each year of a covered grant received by an eligible entity, the eligible entity shall submit to the Secretary a report that— (1) describes how the eligible entity used the grant funds during that year; and (2) includes any performance data, relating to programs funded by the covered grant, that the eligible entity submitted to a State or political subdivision thereof, if applicable. (f) Authorization of appropriations There are authorized to be appropriated to carry out this section such sums as may be necessary for fiscal year 2020 and each fiscal year thereafter. 6. Study and demonstration of eviction-preventing insurance models (a) In general Not later than 18 months after the date of enactment of this Act, the Secretary shall study, and submit to Congress a report on— (1) insurance models designed to reduce evictions or expand access to rental opportunities for tenants, such as rental payment insurance; (2) the cost of various insurance models described in paragraph (1); and (3) the effects of various insurance models described in paragraph (1) on tenants, landlords, and housing markets. (b) Objectives In conducting the study under subsection (a), the Secretary shall seek to— (1) better understand insurance models described in that subsection that are not widely available in the United States; (2) assess the viability of the insurance models in United States markets and how the insurance models could be implemented through private, public, or subsidized programs; (3) determine whether insurance models in which the insurance policy is purchased by the tenant, the landlord, or a public entity would be most effective in achieving the objectives under this subsection