D.C. Code § 42-2602

There shall be deposited to the credit of the Fund such amounts as may be appropriated pursuant to this subchapter; grants and gifts from public and private sources to the Fund or to the District of Columbia for the purposes of the Fund; repayments of principal and any interest on loans provided from the Fund; proceeds realized from the liquidation of any security interests held by the District of Columbia under the terms of any assistance provided from the Fund; interest earned from the deposit or investment of monies of the Fund; repayments of principal and any interest on loans provided under the District of Columbia Government Employer-Assisted Housing Program; and all other revenues, receipts and fees of whatever nature derived from the operation of the Fund.