Ill. Admin. Code tit. 47, § 100.400
b) The Department shall determine allocations for each county from available funds.
A) The Index of Needs is comprised of five factors:
ii) Fuel Cost Factor Per 100,000 BTUs;
B) Each factor will be multiplied by an assigned weight. The formula for determining each of these factors and the weight to be assigned to these factors is as follows:
1) Changes in federal fund availability.
(Source: Section 100.400 recodified from 89 Ill. Adm. Code 109.400 at 33 Ill. Reg. 9466)