45 C.F.R. § 1331.4
(a) General. For available grant funds, up to and including $10,000,000, grants will be made to States according to the terms and formula in paragraphs (b) and (c) of this section. For any available grant funds in excess of $10,000,000, distribution of grants will be at the discretion of ACL, and will be made according to criteria that ACL will communicate to the States via grant solicitation. ACL will provide information to each State as to what must be included in the application for grant funds. ACL awards the following type of grants:
(b) Grant award. Subject to the availability of funds, each eligible State that submits an acceptable application receives a grant that includes a fixed amount (minimum funding level) and a variable amount.
(1) A fixed portion is awarded to States in the following amounts:
(c) Calculation of variable portion of the grant.
(1) ACL bases the variable portion of the grant on—
(2) The factors ACL uses to compare States' Medicare populations comprise separate components of the variable amount. These factors, and the extent to which they each contribute to the variable amount, are as follows: