CFR › Title 40 › Part 266 › §266.31040 CFR §266.310Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy linkEligible waste must be:(a)A low-level mixed waste (LLMW), as defined in § 266.210, that meets the waste acceptance criteria of a LLRWDF; and/or(b)An eligible NARM waste, defined in § 266.210.