StacksVerified U.S. regulatory reference

40 CFR §264.199

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
  1. (a)Incompatible wastes, or incompatible wastes and materials, must not be placed in the same tank system, unless § 264.17(b) is complied with.
  2. (b)Hazardous waste must not be placed in a tank system that has not been decontaminated and that previously held an incompatible waste or material, unless § 264.17(b) is complied with.