Investigation and enforcement
In carrying out this subchapter, the Secretary shall—
(A) provide an appropriate response to any complaint concerning noncompliance by a public housing agency with the applicable public housing agency plan; and
(B) if the Secretary determines, based on a finding of the Secretary or other information available to the Secretary, that a public housing agency is not complying with the applicable public housing agency plan, take such actions as the Secretary determines to be appropriate to ensure such compliance.