Each contract for annual contributions entered into by the Secretary with a public housing agency to obligate the authority made available under section
11403h of this title for use under this subpart shall—
(1)commit the Secretary to make the authority available to the public housing agency for an aggregate period of 10 years, and require that any amendments increasing the authority shall be available for the remainder of such 10-year period;
(2)provide the Secretary with the option to renew the contract for an additional period of 10 years, subject to the availability of authority; and
(3)provide that, notwithstanding any other provision of law, first priority for occupancy of housing rehabilitated under this subpart shall be given to homeless persons.