Ariz. Admin. Code § R18-13-2002
A. Initial registration. A new used oil handler that has received, or is required to obtain, an EPA identification number pursuant to 40 CFR 279 shall not begin operation until the owner or operator registers with the Department on a form approved by the Department. A new used oil handler shall submit an initial registration fee at the time of registration under this subsection as follows:
B. Annual registration fee. The Department shall bill an annual registration fee to a used oil handler that has received, or is required to obtain, an EPA identification number pursuant to 40 CFR 279 that has not filed a notice of termination of registration with the Department as follows:
D. Beginning July 1, 2026, the Director shall adjust the fee amounts in subsections (A) and (B) of this Section annually by the following method, except that no adjustment in any year shall exceed four percent of the fee amount of the preceding year:
New Section made by final rulemaking at 31 A.A.R. 348 (January 24, 2025), with an immediate effective date of December 24, 2024 (Supp. 24-4). Amended by emergency rulemaking at 31 A.A.R. 1897 (June 13, 2025), effective June 6, 2025, for 180 days (Supp. 25-2). Amended by final rulemaking at 31 A.A.R. 4716 (December 26, 2025), with an immediate effective date of December 3, 2025 (Supp. 25-4).