; (2) to a military housing official of the Department of Defense or a commander of a military installation to track a work request made through such system by a member of the armed forces or family member of a member of the armed forces stationed at the military installation under the jurisdiction of that official or commander; and (3) to landlord responsible for a housing unit acquired or constructed under this subchapter to track a work request made through such system by a member of the armed forces or family member of a member of the armed forces living in such unit. (c) Information The system maintained under subsection (a) shall include such relevant information as the Secretary considers necessary. (d) Authorization of appropriations There is authorized to be appropriated to the Department of Defense $5,000,000 to carry out this section. 2889. Investigation of allegations of retaliation relating to complaints (a) In general The Inspector General of the Department of Defense and the Inspector General of each military department may investigate allegations of retaliation against a member of the armed forces in connection with that member reporting a complaint relating to a housing unit acquired or constructed under this subchapter. (b) Submittal to Congress The Inspector General of the Department and the Inspector General of each military department shall submit to Congress the results of any investigation conducted by that person under subsection (a). . (b) Landlord defined Section 2871 of such title is amended— (1) by redesignating paragraphs (7) and (8) as paragraphs (8) and (9), respectively