; or (ii) if the individual is engaged in gainful employment, other than part-time employment related to teaching, research, or a similar activity determined by the institution to be consistent with and supportive of the individual’s progress toward the degree for which the fellowship support was provided. (2) Amount of fellowship awards (A) In general An eligible institution that receives a grant under this subpart shall award stipends to individuals who are provided graduate fellowships under this subpart. (B) Awards based on need A stipend provided under this subpart shall be in an amount equal to the level of support provided by the National Science Foundation graduate fellowships, except that such stipend shall be adjusted as necessary so as not to exceed the fellowship recipient’s demonstrated need, as determined by the institution of higher education where the fellowship recipient is enrolled. (3) Service requirement (A) Teaching required Each individual who receives a graduate fellowship under this subpart and earns a doctoral degree shall teach for 1 year at an institution of higher education that has a teacher preparation program for each year of fellowship support received under this section. (B) Institutional obligation Each eligible institution that receives a grant under this subpart shall provide an assurance to the Secretary that the institution has inquired of and determined the decision of each individual who has received a graduate fellowship to, within 3 years of receiving a doctoral degree, begin employment at an institution of higher education that has a teacher preparation program, as required by this section. (C) Agreement required Prior to receiving an initial graduate fellowship award, and upon the annual renewal of the graduate fellowship award, an individual selected to receive a graduate fellowship under this section shall sign an agreement with the Secretary agreeing to pursue a career in instruction at an institution of higher education that has a teacher preparation program in