status of the tenant of the unit) by any governmental program of assistance (or by an organization described in section 501(c)(3) and exempt from tax under section 501(a)) if such program (or organization) provides assistance for rent and the amount of assistance provided for rent is not separable from the amount of assistance provided for supportive services, and (iii) does not include any rental payment to the owner of the unit to the extent such owner pays an equivalent amount to the Farmers' Home Administration under section 515 of the Housing Act of 1949. For purposes of clause (ii), the term supportive service means any service provided under a planned program of services designed to enable residents of a residential rental property to remain independent and avoid placement in a hospital, nursing home, or intermediate care facility for the mentally or physically handicapped. (C) Imputed income limitation applicable to unit For purposes of this paragraph, the imputed income limitation applicable to a unit is the income limitation which would apply under paragraph (1) to individuals occupying the unit if the number of individuals occupying the unit were as follows: (i) In the case of a unit which does not have a separate bedroom, 1 individual. (ii) In the case of a unit which has 1 or more separate bedrooms, 1.5 individuals for each separate bedroom. (D) Treatment of units occupied by individuals whose incomes rise above limit (i) In general Except as provided in clause (ii), notwithstanding an increase in the income of the occupants of a middle-income unit above the income limitation applicable under paragraph (1), such unit shall continue to be treated as a middle-income unit if the income of such occupants initially met such income limitation and such unit continues to be rent-restricted. (ii) Next available unit must be rented to middle-income tenant if income rises above 140 percent of income limit If the income of the occupants of the unit increases above 140 percent of the income limitation applicable