Ill. Admin. Code tit. 35, § 739.155
a) Rebuttable presumption for used oil in Section 739.153. At a minimum, the plan must specify the following:
2) If sample analyses are used to make this determination, the following requirements must be fulfilled:
A) The sampling method used to obtain representative samples to be analyzed. A representative sample may be obtained using either of the following:
b) On-specification used oil fuel in Section 739.172. At a minimum, the plan must specify the following if Section 739.172 is applicable:
2) If sample analyses are used to make this determination, the following must be specified:
A) The sampling method used to obtain representative samples to be analyzed. A representative sample may be obtained using either of the following:
An owner or operator of a used oil processing or re-refining facility must develop and follow a written analysis plan describing the procedures that will be used to comply with the analysis requirements of Section 739.153 and, if applicable, Section 739.172. The owner or operator must keep the plan at the facility.
(Source: Amended at 32 Ill. Reg. 13047, effective July 14, 2008)