; (iii) explain how the estimate was calculated and any assumptions underlying the estimate; (iv) explain that the estimate may be affected if there is a change— (I) in the student’s financial cir­cum­stances; or (II) the availability of Federal funding; and (v) describe how the remaining period during which the student may receive Federal Pell Grants may be affected by whether the student is enrolled as a full-time student. (B) Nothing in this paragraph shall be construed to prohibit an institution from offering additional counseling to a student with respect to Federal Pell Grants, but such counseling shall not delay or impede disbursement of a Federal Pell Grant award to the student. . (c) Effective date The amendments made by subsections (a) and (b) shall apply with respect to award years beginning on or after July 1, 2018.