1. No plan for a solid waste management system adopted pursuant to NRS 444.440 to 444.620, inclusive, applies to:
(a) Any agricultural activity or agricultural waste.
(b) A vehicle that is:
(1) Owned by an automobile wrecker licensed pursuant to chapter 487 of NRS or in the possession of a salvage pool licensed pursuant to chapter 487 of NRS; and
(2) Designated for dismantling as a source of parts.
2. No provision of NRS 444.440 to 444.620, inclusive, prevents a mining operation from dumping waste from its operation on its own lands.