Housing owned or leased by a PHA, and public housing owned by another entity approved by HUD, must be maintained in accordance with the physical condition standards in 24 CFR part 5, subpart G. For each PHA, HUD will perform an independent physical inspection of a statistically valid sample of such housing based upon the physical condition standards in 24 CFR part 5, subpart G.
24 C.F.R. §965.601