Ill. Admin. Code tit. 8, § 850.60
c) The quality of gasoline-ethanol blends sold or offered for sale in this State shall meet the standards set forth in Section 2.1.2 of the Uniform Engine Fuels and Automotive Lubricants Regulations as provided in National Institute of Standards and Technology Handbook 130, 2016 edition, as adopted by the 100th National Conference on Weights and Measures, November 2015, http://www.nist.gov/
pml/wmd/pubs/upload/hb130-2016-wfinal3.pdf. Notwithstanding the other provisions of this subsection, the Department expressly rejects the May 1, 2016 expiration of the vapor pressure exceptions in Section 2.1.2 of Handbook 130. Therefore, the vapor pressure exceptions in Section 2.1.2 of Handbook 130 shall remain in effect until ASTM incorporates those exceptions into ASTM D4814. These standards do not include any later amendments or editions of NIST Handbook 130.
(Source: Amended at 40 Ill. Reg. 13600, effective September 16, 2016)