40 CFR 261.199 — Special requirements for incompatible materials.

eCFR 2026-07-15 public domain
Official text: ecfr.gov →

Full text

(a) Incompatible materials must not be placed in the same tank system.

(b) Hazardous secondary material must not be placed in a tank system that has not been decontaminated and that previously held an incompatible material.

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