StacksVerified U.S. federal law reference

40 CFR §436.140 — Applicability; description of the potash subcategory.

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
The provisions of this subpart are applicable to the processing of potash. Potash obtained from brine lakes is regulated in the saline from brine lakes subcategory (subpart L of this part).