In this subtitle the following words have the meanings indicated. “Affordable housing land trust” means an entity that: Provides affordable housing to low–income families and moderate–income families through an affordable housing land trust agreement; and Is organized or managed by: A nonprofit organization exempt from taxation under § 501(c)(2), (3), or (4) of the United States Internal Revenue Code; or A unit or instrumentality of the State or a political subdivision of the State. “Affordable housing land trust agreement” means an agreement between an affordable housing land trust and a purchaser of real property owned by the affordable housing land trust, or for which the affordable housing land trust has a proprietary or reversionary interest, that: Grants the affordable housing land trust a preemptive right to purchase or repurchase the property, including any improvements on the property; Contains language restricting the transfer, lease, sublease, assignment, or occupancy of the property with regard to: Potential transferees, sublessees, assignees, or occupants; and The price at which the property may be transferred; or Imposes other conditions on the use or transfer of the property that would trigger a reversionary interest and that are designed to ensure that the property remains available and affordable to low–income families and moderate–income families. “Family” means a household consisting of one or more individuals. “Low–income family” means a household with an income that does not exceed 80% of the area median income for a household of the same size. “Moderate–income family” means a household with an income that does not exceed 140% of the area median income for a household of the same size. “Nonprofit status” means the recognition by the Internal Revenue Service that an affordable housing land trust is exempt from taxation under § 501(c)(2), (3), or (4) of the Internal Revenue Code.