All funds of the Authority shall be deposited in a bank or banks to be designated by the State Treasurer. Funds of the Authority shall be paid out only upon the signature of the Executive Director of the Authority or his designee upon written warrants of the Comptroller General, drawn on the State Treasurer to the payee designated in the requisition. All funds coming into the hands of the Authority from the sale, lease, mortgage or rental of the Authority’s real or personal property, revenues from fees and service charges, public and private contributions, federal grants and loans may be retained by the Authority and carried forward from year to year for debt retirement, operations, maintenance, acquisition and development purposes. The Authority may accept contributions of money or real or personal property from any person, organization or public or private agency including federal and state agencies and institutions and such agencies and institutions are hereby authorized to make such contributions. The South Carolina Department of Parks, Recreation and Tourism is specifically authorized to transfer to the Authority all real and personal property acquired with 1973 General Obligation Bond Authorization funds designated for the I-77 project and any and all funds remaining in the Bond Authorization Account including any federal grants or federal monies earned or generated directly or indirectly through the planning, acquisition or development of the I-77 project.