(1) The term “development” means any or all undertakings necessary for planning, land acquisition, demolition, construction, or equipment, in connection with a low-income housing project. The term “development cost” comprises the costs incurred by a public housing agency in such undertakings and their necessary financing (including the payment of carrying charges), and in otherwise carrying out the development of such project, but does not include the costs associated with the demolition of or remediation of environmental hazards associated with public housing units that will not be replaced on the project site, or other extraordinary site costs as determined by the Secretary. Construction activity in connection with a low-income housing project may be confined to the reconstruction, remodeling, or repair of existing buildings.
42 USC § 1437a(c)(1)
None identified, default scope is assumed to be the parent (subchapter I) of this section.