Subject to the requirements of this part and to the DHHL's housing plan, the DHHL has the discretion to use NHHBG funds for affordable housing activities in the form of equity investments, interest-bearing loans or advances, noninterest-bearing loans or advances, interest subsidies, the leveraging of private investments, and other forms of assistance that HUD determines to be consistent with the purposes of the Act. The DHHL has the right to establish the terms of assistance provided with NHHBG funds.