CFR › Title 7 › Part 29 › §29.22707 CFR §29.2270Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy linkAny extraneous substance or material such as stalks, suckers, straw, strings, rubber bands, and abnormal amounts of dirt or sand. (See Rule 22, § 29.2413.)