Ill. Admin. Code tit. 47, § 100.240
a) A LIHEAP Summer Energy Assistance Program may be operated by the Department only if unused heating assistance funds are available. This option will provide eligible households with assistance to help meet summer energy costs and respond to heat related conditions. The following types of benefits may be provided:
c) The existence of the medical condition must be certified by a licensed medical practitioner. Medical persons from whom this certification can be accepted are limited to the following:
(Source: Section 100.240 recodified from 89 Ill. Adm. Code 109.240 at 33 Ill. Reg. 9466)