24 CFR § 5.853 - Definitions.
(a) Terms found elsewhere. The following terms are defined in subpart A of this part: 1937 Act, covered person, drug, drug-related criminal activity, federally assisted housing, guest, household, HUD, other person under the tenant's control, premises, public housing, public housing agency (PHA), Section 8, violent criminal activity.
(b) Additional terms used in this part are as follows.
Currently engaging in. With respect to behavior such as illegal use of a drug, other drug-related criminal activity, or other criminal activity, currently engaging in means that the individual has engaged in the behavior recently enough to justify a reasonable belief that the individual's behavior is current.
Owner. The owner of federally assisted housing.
Responsible entity. For the Section 8 project-based certificate or project-based voucher program (part 983 of this title) and the Section 8 moderate rehabilitation program (part 882 of this title), responsible entity means the PHA administering the program under an Annual Contributions Contract with HUD. For all other federally assisted housing, the responsible entity means the owner of the housing.