Ariz. Admin. Code § R18-13-1206
At no time shall more than 500 mining industry off-road motor vehicle waste tires be stored at the mining facility outside of a burial cell unless the mining facility has Department approval to operate a waste tire collection facility, pursuant to A.R.S. §§ 44-1304 and 49-762.
Section recodified from A.A.C. R18-8-706, filed in the Office of the Secretary of State September 29, 2000 (Supp. 00-3).