; and (B) by adding at the end the following new subparagraph: (E) notwithstanding any other provision of this paragraph, in the case of rental housing that is made available to a current rental family for conversion to a homebuyer or a lease-purchase unit, that the current rental family can purchase through a contract of sale, lease-purchase agreement, or any other sales agreement, is made available for purchase only by the current rental family, if the rental family was a low-income family at the time of their initial occupancy of such unit; and