; and (bb) the total maximum Federal Pell Grant for the academic year, divided by an amount equal to 100 percent of the poverty line. (2) Less than full-time enrollment In any case where a student is enrolled in an eligible program of an institution of higher education on less than a full-time basis (including a student who attends an institution of higher education on less than a half-time basis) during any academic year, the amount of the Federal Pell Grant to which that student is entitled shall be reduced in direct proportion to the degree to which that student is not so enrolled on a full-time basis, rounded to the nearest whole percentage point, as provided in a schedule of reductions published by the Secretary computed in accordance with this subpart. Such schedule of reductions shall be published in the Federal Register in accordance with section 482 of this Act. Such reduced Federal Pell Grant for a student enrolled on a less than full-time basis shall also apply proportionally to students who are otherwise eligible to receive the minimum Federal Pell Grant, if enrolled full-time. (3) Award may not exceed cost of attendance No Federal Pell Grant under this subpart shall exceed the cost of attendance (as defined in section 472) at the institution at which that student is in attendance. If, with respect to any student, it is determined that the amount of a Federal Pell Grant for that student exceeds the cost of attendance for that year, the amount of the Federal Pell Grant shall be reduced until the Federal Pell Grant does not exceed the cost of attendance at such institution. (4) Study abroad Notwithstanding any other provision of this subpart, the Secretary shall allow the amount of the Federal Pell Grant to be exceeded for students participating in a program of study abroad approved for credit by the institution at which the student is enrolled when the reasonable costs of such program are greater than the cost of attendance at the student's home institution, except that the amount of such Federal Pell