The Secretary is authorized, upon such terms and conditions as the Secretary may prescribe, to insure banks, trust companies, finance companies, mortgage companies, savings and loan associations, insurance companies, credit unions, and such other financial institutions, which the Secretary finds to be qualified by experience and facilities and approves as eligible for insurance, against losses which they may sustain as a result of emergency loans or advances of credit made in accordance with the provisions of section
2703 of this title and this section with respect to mortgages eligible for assistance under this chapter.