Ariz. Admin. Code § 11-2-101
In this Chapter and the Act, unless the context otherwise requires:
"Act" means the Arizona Mined Land Reclamation Act, enacted in 1994, A.R.S. § 27-901 et seq., as amended.
"Approved reclamation plan" means the owner's or operator's plan for reclaiming surface disturbances after approval by the State Mine Inspector.
"Backfill" means earth, overburden, mine development rock, or imported material used to replace material removed during mining.
"Commodities in commerce" means commodities that are mined for use or conversion into a salable or usable product.
"Completion" or "Completing" means the permanent discontinuance of mining activity of an exploration operation or mining unit without the intent to resume operation.
"Growth media" means substances or materials that promote or support vegetation.
"Inspection" means a visual review of an exploration operation or mining unit to assure compliance with the Act, this Chapter, or any condition of an approved reclamation plan.
"Institutional controls" means mechanisms that guide, manage, or exercise restraint or direction, including deed restrictions to protect public safety, fencing districts, and physical control of access.
"Mining activity" means any activity directly involved in mineral exploration, development, or production at or on an exploration operation or a mining unit.
"Operator" means any person who is legally responsible for directing mining activity at an exploration operation or a mining unit.
"Owner" means any person who owns land with surface disturbances subject to the Act and this Chapter.
"Person" means an individual, corporation, governmental subdivision or agency, business trust, estate, trust, partnership, association, or any other legal entity.
"Showing of good cause" means a demonstration by the owner or operator of a reason beyond the owner's or operator's control which prevents or limits the ability to act within required time limits or a demonstration by the owner or operator that the owner or operator is making good faith efforts toward the coordination and submittal of a reclamation plan.
"Subsidence" means the measurable lowering of a portion of the earth's surface or substrata.
Ariz. Admin. Code § R11-2-101