; and (B) all grants eligible to be made under section 499T have been made for such fiscal year. (3) Eligibility A State or Indian tribe may only be eligible for a grant under this section in a fiscal year if such State or Indian tribe received— (A) a grant under subpart 1 for such fiscal year; and (B) a grant under 499T for such fiscal year. (b) Federal share; non-Federal share (1) Federal share (A) Formula Subject to paragraph (2), the Federal share of a grant under this section shall be based on a formula, determined by the Secretary, that— (i) accounts for the State or Indian tribe’s share of eligible students; (ii) provides, for each eligible student in the State or Indian tribe, a per-student amount that is at least 75 percent of— (I) for the first award year for which grants are made under this section, the average unmet need of eligible students in all States for the most recent year for which data are available; and (II) for each subsequent award year, the amount determined under this subparagraph for the preceding award year, increased by the lesser of— (aa) a percentage equal to the estimated percentage increase in the Consumer Price Index (as determined by the Secretary) since the date of such determination