40 CFR Part 261, Appendix I
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
The methods and equipment used for sampling waste materials will vary with the form and consistency of the waste materials to be sampled. Samples collected using the sampling protocols listed below, for sampling waste with properties similar to the indicated materials, will be considered by the Agency to be representative of the waste.
This manual also contains additional information on application of these protocols.
[45 FR 33119, May 19, 1980, as amended at 70 FR 34562, June 14, 2005]