; (ii) employed full-time as a firefighter, paramedic, or emergency medical technician by a fire department or emergency medical services responder unit of the Federal Government, a State, a Tribal government, or a unit of general local government; or (iii) employed as a full-time teacher by a State-accredited public school or private school that provides direct services to students in grades pre-kindergarten through 12. (B) First-time homebuyer The term first-time homebuyer has the meaning given the term in section 104 of the Cranston-Gonzalez National Affordable Housing Act ( 42 U.S.C. 12704 ). (C) State The term State has the meaning given the term in section 201. (D) Tribal government The term Tribal government means the recognized governing body of any Indian or Alaska Native tribe, band, nation, pueblo, village, community, component band, or component reservation, individually identified (including parenthetically) in the list published most recently pursuant to section 104 of the Federally Recognized Indian Tribe List Act of 1994 ( 25 U.S.C. 5131 ). (2) Authority The Secretary may, upon application by a mortgagee, insure any mortgage eligible for insurance under this subsection to an eligible mortgagor and, upon such terms and conditions as the Secretary may prescribe, make commitments for the insurance of such mortgages prior to the date of their execution or disbursement. (3) Mortgage terms; mortgage insurance premium (A) Terms (i) In general A mortgage insured under this subsection shall— (I) be made to an eligible mortgagor; (II) comply with the requirements established under paragraphs (1) through (7) of subsection (b); and (III) be used only to— (aa) purchase or repair a 1-family residence, including a 1-family dwelling unit in a condominium project, to serve as a principal residence of the mortgagor, as attested by the mortgagor