CFR›Title 43›Subtitle B›Chapter II›Part 3600›Subpart 3604›Subject Group Obtaining Free Use Permits›43 CFR 3604.10 Citation43 CFR 3604.10CorpusDaily eCFRDisplayed edition2026-08-12Last updated2026-08-12 § 3604.10 Permits for free use of mineral materials. Next 3604.11 § 3604.11 How do I apply for a free use permit?